diff --git a/README.md b/README.md
index e4ea120..4eab072 100644
--- a/README.md
+++ b/README.md
@@ -12,16 +12,16 @@
 **ForceBattle** is a multiplayer gamemode where players compete to complete randomized objectives and earn points.  
 The player with the most points after the timer ends wins the battle!
 
-Current supported Minecraft version: 1.21.8
+Currently supports Minecraft version: 1.21.8
 
 **Objective types include:**
-- 🔹 Collect an item
-- 🔹 Kill a mob
-- 🔹 Discover a biome
-- 🔹 Complete an advancement
-- 🔹 Reach a certain height
-- 🔹 Reach a certain coordinate
-- 🔹 Discover a certain structure
+- Collect an item
+- Kill a mob
+- Discover a biome
+- Complete an advancement
+- Reach a certain height
+- Reach a certain coordinate
+- Discover a certain structure
 
 
 Objective types can be enabled or disabled individually via the plugin's settings menu.
@@ -39,23 +39,23 @@ Objective types can be enabled or disabled individually via the plugin's setting
 
 ### 📋 Commands
 
-| Command                     | Description                                                |
-|:----------------------------|:-----------------------------------------------------------|
-| `/backpack <player>`        | Opens the personal or teammates backpack (can be disabled) |
-| `/displayresults`           | Show the final leaderboard (player, team)                  |
-| `/exclude <player>`         | Exclude a player from the battle                           |
-| `/help`                     | Display a list of available commands                       |
-| `/joker <player> <amount>`  | Adjust jokers for a player                                 |
-| `/language`                 | Open the language selection menu                           |
-| `/points <player> <amount>` | Modify a player's points                                   |
-| `/randomteams <teamsize>`   | Creates random teams with a specific size                  |
-| `/recipe <item>`            | Displays the recipe of an item                             |
-| `/reset [player]`           | Reset the battle or a specific player                      |
-| `/result <player>`          | Show detailed results for a player                         |
-| `/settings`                 | Open the plugin's settings menu                            |
-| `/skip <player>`            | Skip a player's current objective (for admins)             |
-| `/team`                     | Manage teams                                               |
-| `/timer`                    | Control the timer (start, stop, set duration)              |
+| Command                     | Description                                           |
+|:----------------------------|:------------------------------------------------------|
+| `/backpack`                 | Opens the personal or team backpack (can be disabled) |
+| `/displayresults`           | Show the final leaderboard (player, team)             |
+| `/exclude <player>`         | Exclude a player from the battle                      |
+| `/help`                     | Display a list of available commands                  |
+| `/joker <player> <amount>`  | Adjust jokers for a player                            |
+| `/language`                 | Open the language selection menu                      |
+| `/points <player> <amount>` | Modify a player's points                              |
+| `/randomteams <teamsize>`   | Creates random teams with a specific size             |
+| `/recipe <item>`            | Displays the recipe of an item                        |
+| `/reset [player]`           | Reset the battle or a specific player                 |
+| `/result <player>`          | Show detailed results for a player                    |
+| `/settings`                 | Open the plugin's settings menu                       |
+| `/skip <player>`            | Skip a player's current objective (for admins)        |
+| `/team`                     | Manage teams                                          |
+| `/timer`                    | Control the timer (start, stop, set duration)         |
 
 ---
 
diff --git a/src/main/java/net/fameless/forcebattle/ForceBattle.java b/src/main/java/net/fameless/forcebattle/ForceBattle.java
index 8835c96..1ba98b6 100644
--- a/src/main/java/net/fameless/forcebattle/ForceBattle.java
+++ b/src/main/java/net/fameless/forcebattle/ForceBattle.java
@@ -9,13 +9,12 @@
 import net.fameless.forcebattle.command.framework.PermissionManager;
 import net.fameless.forcebattle.configuration.PluginUpdater;
 import net.fameless.forcebattle.configuration.SettingsFile;
-import net.fameless.forcebattle.game.GameListener;
 import net.fameless.forcebattle.game.NametagManager;
 import net.fameless.forcebattle.game.ObjectiveManager;
 import net.fameless.forcebattle.game.Timer;
-import net.fameless.forcebattle.gui.GUIListener;
 import net.fameless.forcebattle.scoreboard.ScoreboardManager;
 import net.fameless.forcebattle.util.BukkitUtil;
+import net.fameless.forcebattle.util.EventRegistrar;
 import net.fameless.forcebattle.util.ResourceUtil;
 import net.kyori.adventure.text.Component;
 import org.bstats.bukkit.Metrics;
@@ -55,8 +54,7 @@ public void onEnable() {
 
         NametagManager.runTask();
 
-        Bukkit.getPluginManager().registerEvents(new GameListener(), this);
-        Bukkit.getPluginManager().registerEvents(new GUIListener(), this);
+        EventRegistrar.registerAll(this, "net.fameless.forcebattle");
 
         CommandHandler.registerAll(Command.COMMANDS);
         PermissionManager.registerPermissions();
diff --git a/src/main/java/net/fameless/forcebattle/command/BackpackCommand.java b/src/main/java/net/fameless/forcebattle/command/BackpackCommand.java
index 10692d6..092815b 100644
--- a/src/main/java/net/fameless/forcebattle/command/BackpackCommand.java
+++ b/src/main/java/net/fameless/forcebattle/command/BackpackCommand.java
@@ -5,12 +5,10 @@
 import net.fameless.forcebattle.command.framework.Command;
 import net.fameless.forcebattle.command.framework.CommandCaller;
 import net.fameless.forcebattle.configuration.SettingsManager;
+import net.fameless.forcebattle.game.GameListener;
 import net.fameless.forcebattle.player.BattlePlayer;
-import net.fameless.forcebattle.util.StringUtility;
-import net.fameless.forcebattle.util.TabCompletions;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
@@ -21,7 +19,7 @@ public BackpackCommand() {
                 "backpack",
                 List.of("bp"),
                 CallerType.PLAYER,
-                "/backpack <player>",
+                "/backpack",
                 "forcebattle.backpack",
                 "Command to open the backpack"
         );
@@ -33,29 +31,15 @@ public void executeCommand(CommandCaller caller, String[] args) {
             caller.sendMessage(Caption.of("error.backpacks_disabled"));
             return;
         }
+        if (GameListener.startPhase) return;
 
         Optional<BattlePlayer> senderOpt = BattlePlayer.adapt(caller.getName());
 
-        if (args.length > 0 && !args[0].isEmpty()) {
-            Optional<BattlePlayer> targetOpt = BattlePlayer.adapt(args[0]);
-
-            if (senderOpt.isPresent() && targetOpt.isPresent() && senderOpt.get().isInTeam() && targetOpt.get().isInTeam() &&
-                    senderOpt.get().getTeam() == targetOpt.get().getTeam()) {
-                targetOpt.get().openBackpack(senderOpt.get());
-                return;
-            }
-
-            caller.sendMessage(Caption.of("error.not_same_team"));
-        } else {
-            senderOpt.ifPresent(BattlePlayer::openBackpack);
-        }
+        senderOpt.ifPresent(BattlePlayer::openBackpack);
     }
 
     @Override
     public List<String> tabComplete(CommandCaller caller, String @NotNull [] args) {
-        if (args.length == 1) {
-            return StringUtility.copyPartialMatches(args[0], TabCompletions.getPlayerNamesTabCompletions(), new ArrayList<>());
-        }
         return List.of();
     }
 }
diff --git a/src/main/java/net/fameless/forcebattle/command/RandomTeamsCommand.java b/src/main/java/net/fameless/forcebattle/command/RandomTeamsCommand.java
index 947d442..b2686da 100644
--- a/src/main/java/net/fameless/forcebattle/command/RandomTeamsCommand.java
+++ b/src/main/java/net/fameless/forcebattle/command/RandomTeamsCommand.java
@@ -72,13 +72,6 @@ protected void executeCommand(final CommandCaller caller, final String[] args) {
 
             caller.sendMessage(Caption.of("notification.randomteams_successfully_created",
                     TagResolver.resolver("amount", Tag.inserting(Component.text(String.valueOf(amountOfTeams))))));
-
-            for (Team team : Team.teams) {
-                List<String> names = new ArrayList<>();
-                for (BattlePlayer player : team.getPlayers()) {
-                    names.add(player.getName() + ", ");
-                }
-            }
         }
     }
 
diff --git a/src/main/java/net/fameless/forcebattle/configuration/SettingsManager.java b/src/main/java/net/fameless/forcebattle/configuration/SettingsManager.java
index a7cc84a..2226f68 100644
--- a/src/main/java/net/fameless/forcebattle/configuration/SettingsManager.java
+++ b/src/main/java/net/fameless/forcebattle/configuration/SettingsManager.java
@@ -94,7 +94,7 @@ public enum Setting {
         EXCLUDE_ARMOR_TEMPLATES,
         EXCLUDE_POTTERY_SHERDS,
         EXCLUDE_ORES,
-        EXCLUDE_END_ITEMS,
+        EXCLUDE_END,
         EXCLUDE_TRIAL_ITEMS,
     }
 
diff --git a/src/main/java/net/fameless/forcebattle/game/GameListener.java b/src/main/java/net/fameless/forcebattle/game/GameListener.java
index b68ccdc..6f88c6a 100644
--- a/src/main/java/net/fameless/forcebattle/game/GameListener.java
+++ b/src/main/java/net/fameless/forcebattle/game/GameListener.java
@@ -60,7 +60,7 @@ public class GameListener implements Listener {
     private final List<BattlePlayer> teamSkipCooldown = new ArrayList<>();
     private final List<BattlePlayer> swapCooldown = new ArrayList<>();
     private boolean sentUpdateMessage = false;
-    private boolean startPhase = true;
+    public static boolean startPhase = true;
     public static boolean spawnCreated = false;
     public static Location spawn = new Location(Bukkit.getWorld("world"), 0.5, 201, 0.5);
 
@@ -75,9 +75,8 @@ public GameListener() {
         TaskManager.startAll();
     }
 
-    //TODO better tablist
-    //TODO evtl /item => zeigt rezept an => wenn gui system done is
-    //TODO commands von cords ausführen (for spawn)
+    //TODO does chain mode work with team objective?
+    //TODO support only team objective if not already possible
 
     @EventHandler
     public void onPlayerLogin(AsyncPlayerPreLoginEvent event) {
@@ -193,6 +192,10 @@ public void onGameStart(TimerStartEvent event) throws IOException {
 
             player.getPlayer().teleport(world.getSpawnLocation());
         }
+
+        for (Team team : Team.teams) {
+            team.createBackpackGUIs();
+        }
     }
 
     @EventHandler
diff --git a/src/main/java/net/fameless/forcebattle/game/ObjectiveManager.java b/src/main/java/net/fameless/forcebattle/game/ObjectiveManager.java
index ba91d6b..d7e1b63 100644
--- a/src/main/java/net/fameless/forcebattle/game/ObjectiveManager.java
+++ b/src/main/java/net/fameless/forcebattle/game/ObjectiveManager.java
@@ -21,7 +21,6 @@
 import org.bukkit.entity.Player;
 
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
@@ -117,25 +116,25 @@ private Objective generateObjective(BattleType battleType, BattlePlayer battlePl
     private List<String> getAllPossibleObjectives(BattleType battleType, BattlePlayer battlePlayer) {
         List<String> list = new ArrayList<>();
         switch (battleType) {
-            case FORCE_ITEM -> getAvailableItems().forEach(i -> list.add(i.name()));
-            case FORCE_MOB -> getAvailableMobs().forEach(m -> list.add(m.name()));
+            case FORCE_ITEM -> getAvailableItems().forEach(material -> list.add(material.name()));
+            case FORCE_MOB -> getAvailableMobs().forEach(entityType -> list.add(entityType.name()));
             case FORCE_BIOME -> {
                 if (SettingsManager.isEnabled(SettingsManager.Setting.SIMPLIFIED_OBJECTIVES))
-                    getAvailableBiomesSimplified().forEach(b -> list.add(b.getName()));
+                    getAvailableBiomesSimplified().forEach(biomeSimplified -> list.add(biomeSimplified.getName()));
                 else
-                    getAvailableBiomes().forEach(b -> list.add(b.name()));
+                    getAvailableBiomes().forEach(biome -> list.add(biome.name()));
             }
-            case FORCE_ADVANCEMENT -> getAvailableAdvancements().forEach(a -> list.add(a.toString()));
-            case FORCE_HEIGHT -> getAvailableHeights().forEach(h -> list.add(String.valueOf(h)));
+            case FORCE_ADVANCEMENT -> getAvailableAdvancements().forEach(advancement -> list.add(advancement.toString()));
+            case FORCE_HEIGHT -> getAvailableHeights().forEach(height -> list.add(String.valueOf(height)));
             case FORCE_COORDS -> {
                 Location coords = getRandomLocation(battlePlayer);
                 list.add(coords.getX() + "," + coords.getZ());
             }
             case FORCE_STRUCTURE -> {
                 if (SettingsManager.isEnabled(SettingsManager.Setting.SIMPLIFIED_OBJECTIVES))
-                    getAvailableStructuresSimplified().forEach(s -> list.add(s.getName()));
+                    getAvailableStructuresSimplified().forEach(structureSimplified -> list.add(structureSimplified.getName()));
                 else
-                    getAvailableStructures().forEach(s -> list.add(s.toString()));
+                    getAvailableStructures().forEach(structure -> list.add(structure.toString()));
             }
         }
         return list;
@@ -150,7 +149,7 @@ public List<Material> getAvailableItems() {
         boolean excludeArmorTemplates = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_ARMOR_TEMPLATES);
         boolean excludePotteryShreds = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_POTTERY_SHERDS);
         boolean excludeOres = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_ORES);
-        boolean excludeEndItems = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END_ITEMS);
+        boolean excludeEndItems = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
 
         for (Material material : Material.values()) {
             if (!material.isItem()) continue;
@@ -181,13 +180,14 @@ public List<Material> getAvailableItems() {
 
     public List<EntityType> getAvailableMobs() {
         List<EntityType> availableMobs = new ArrayList<>();
+        boolean excludeEndMobs = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
 
         List<String> mobsToExclude = ForceBattle.get().getConfig().getStringList("exclude.mobs");
 
         for (EntityType entity : EntityType.values()) {
-            if (mobsToExclude.contains(entity.name())) {
-                continue;
-            }
+            if (mobsToExclude.contains(entity.name())) continue;
+            if (excludeEndMobs && ENDMOBS.contains(entity)) continue;
+
             availableMobs.add(entity);
         }
         return availableMobs;
@@ -195,23 +195,32 @@ public List<EntityType> getAvailableMobs() {
 
     public List<Biome> getAvailableBiomes() {
         List<Biome> availableBiomes = new ArrayList<>();
+        boolean excludeBiomes = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
 
         List<String> biomesToExclude = ForceBattle.get().getConfig().getStringList("exclude.biomes");
 
         for (Biome biome : Biome.values()) {
-            if (biomesToExclude.contains(biome.name())) {
-                continue;
-            }
+            if (biomesToExclude.contains(biome.name())) continue;
+            if (excludeBiomes && ENDBIOMES.contains(biome)) continue;
+
             availableBiomes.add(biome);
         }
         return availableBiomes;
     }
 
     public List<BiomeSimplified> getAvailableBiomesSimplified() {
-        List<BiomeSimplified> list = new ArrayList<>(Arrays.asList(BiomeSimplified.values()));
+        List<BiomeSimplified> availableBiomes = new ArrayList<>();
+        boolean excludeBiomes = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
+
         List<String> biomesToExclude = ForceBattle.get().getConfig().getStringList("exclude.biomes");
-        list.removeIf(b -> biomesToExclude.contains(b.getName().toUpperCase(Locale.ROOT)));
-        return list;
+
+        for (BiomeSimplified simplified : BiomeSimplified.values()) {
+            if (biomesToExclude.contains(simplified.getName().toUpperCase(Locale.ROOT))) continue;
+            if (excludeBiomes && ENDBIOMESSIMPLIFIED.contains(simplified)) continue;
+
+            availableBiomes.add(simplified);
+        }
+        return availableBiomes;
     }
 
     public List<FBAdvancement> getAvailableAdvancements() {
@@ -220,9 +229,8 @@ public List<FBAdvancement> getAvailableAdvancements() {
         List<String> advancementsToExclude = ForceBattle.get().getConfig().getStringList("exclude.advancements");
 
         for (FBAdvancement advancement : FBAdvancement.values()) {
-            if (advancementsToExclude.contains(advancement.name())) {
-                continue;
-            }
+            if (advancementsToExclude.contains(advancement.name())) continue;
+
             availableAdvancements.add(advancement);
         }
         return availableAdvancements;
@@ -234,9 +242,8 @@ public List<Integer> getAvailableHeights() {
         List<String> heightsToExclude = ForceBattle.get().getConfig().getStringList("exclude.heights");
 
         for (int i = -63; i < 321; i++) {
-            if (heightsToExclude.contains(String.valueOf(i))) {
-                continue;
-            }
+            if (heightsToExclude.contains(String.valueOf(i))) continue;
+
             availableHeights.add(i);
         }
         return availableHeights;
@@ -263,13 +270,13 @@ public Location getRandomLocation(BattlePlayer battlePlayer) {
 
     public List<FBStructure> getAvailableStructures() {
         List<FBStructure> availableStructures = new ArrayList<>();
+        boolean excludeEndStructures = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
 
         List<String> structuresToExclude = ForceBattle.get().getConfig().getStringList("exclude.structures");
 
         for (FBStructure structure : FBStructure.values()) {
-            if (structuresToExclude.contains(structure.getKey())) {
-                continue;
-            }
+            if (structuresToExclude.contains(structure.getKey())) continue;
+            if (excludeEndStructures && ENDSTRUCTURES.contains(structure)) continue;
 
             availableStructures.add(structure);
         }
@@ -277,10 +284,18 @@ public List<FBStructure> getAvailableStructures() {
     }
 
     public List<StructureSimplified> getAvailableStructuresSimplified() {
-        List<StructureSimplified> list = new ArrayList<>(Arrays.asList(StructureSimplified.values()));
+        List<StructureSimplified> availableStructures = new ArrayList<>();
+        boolean excludeEndStructures = SettingsManager.isEnabled(SettingsManager.Setting.EXCLUDE_END);
+
         List<String> structuresToExclude = ForceBattle.get().getConfig().getStringList("exclude.structures");
-        list.removeIf(s -> structuresToExclude.contains(s.name().toUpperCase(Locale.ROOT)));
-        return list;
+
+        for (StructureSimplified simplified : StructureSimplified.values()) {
+            if (structuresToExclude.contains(simplified.name().toUpperCase(Locale.ROOT))) continue;
+            if (excludeEndStructures && ENDSTRUCTURESSIMPLIFIED.contains(simplified)) continue;
+
+            availableStructures.add(simplified);
+        }
+        return availableStructures;
     }
 
     public List<String> getChainList() {
@@ -333,4 +348,19 @@ public void updateChainList() {
             Material.ORANGE_SHULKER_BOX, Material.PINK_SHULKER_BOX, Material.PURPLE_SHULKER_BOX, Material.RED_SHULKER_BOX, Material.WHITE_SHULKER_BOX,
             Material.YELLOW_SHULKER_BOX, Material.SPIRE_ARMOR_TRIM_SMITHING_TEMPLATE
     );
+    private final List<EntityType> ENDMOBS = List.of(
+            EntityType.ENDER_DRAGON, EntityType.SHULKER, EntityType.SHULKER_BULLET, EntityType.DRAGON_FIREBALL
+    );
+    private final List<Biome> ENDBIOMES = List.of(
+            Biome.THE_END, Biome.END_BARRENS, Biome.END_HIGHLANDS, Biome.END_MIDLANDS, Biome.SMALL_END_ISLANDS
+    );
+    private final List<BiomeSimplified> ENDBIOMESSIMPLIFIED = List.of(
+            BiomeSimplified.END
+    );
+    private final List<FBStructure> ENDSTRUCTURES = List.of(
+            FBStructure.END_CITY
+    );
+    private final List<StructureSimplified> ENDSTRUCTURESSIMPLIFIED = List.of(
+            StructureSimplified.END_CITY
+    );
 }
diff --git a/src/main/java/net/fameless/forcebattle/game/Team.java b/src/main/java/net/fameless/forcebattle/game/Team.java
index 4aa17a4..e3f45c9 100644
--- a/src/main/java/net/fameless/forcebattle/game/Team.java
+++ b/src/main/java/net/fameless/forcebattle/game/Team.java
@@ -7,6 +7,7 @@
 import net.fameless.forcebattle.event.ObjectiveUpdateEvent;
 import net.fameless.forcebattle.event.PlayerTeamJoinEvent;
 import net.fameless.forcebattle.event.PlayerTeamLeaveEvent;
+import net.fameless.forcebattle.gui.impl.TeamBackpackGUI;
 import net.fameless.forcebattle.player.BattlePlayer;
 import net.fameless.forcebattle.util.StringUtility;
 import net.kyori.adventure.text.Component;
@@ -32,6 +33,10 @@ public class Team {
     private final List<BattlePlayer> players;
     private final int ID;
     private boolean privateTeam = false;
+    private static final int SLOTS_PER_MEMBER = 45;
+    private static final int MAX_PAGE_SIZE = 54;
+    @Getter
+    private List<TeamBackpackGUI> BACKPACK_INVENTORIES = new ArrayList<>();
     @Getter
     @Setter
     private Objective objective;
@@ -197,6 +202,16 @@ public static int getPlace(Team team) {
         return -1;
     }
 
+    public void createBackpackGUIs() {
+        int requiredSlots = getPlayers().size() * SLOTS_PER_MEMBER;
+        int requiredPages = (int) Math.ceil(requiredSlots / (double) MAX_PAGE_SIZE);
+
+        for (int i = 0; i < requiredPages; i++) {
+            int pageSize = Math.min(MAX_PAGE_SIZE, requiredSlots - (i * MAX_PAGE_SIZE));
+
+            BACKPACK_INVENTORIES.add(new TeamBackpackGUI(i, pageSize));
+        }
+    }
 
     public void updateObjective(BattlePlayer finisher, boolean finishLast, boolean hasBeenSkipped) {
         if (finishLast && this.objective != null) {
diff --git a/src/main/java/net/fameless/forcebattle/game/data/StructureSimplified.java b/src/main/java/net/fameless/forcebattle/game/data/StructureSimplified.java
index 5055979..6de9eef 100644
--- a/src/main/java/net/fameless/forcebattle/game/data/StructureSimplified.java
+++ b/src/main/java/net/fameless/forcebattle/game/data/StructureSimplified.java
@@ -8,8 +8,7 @@
 public enum StructureSimplified {
     VILLAGE("Village", List.of(FBStructure.VILLAGE_PLAINS, FBStructure.VILLAGE_SAVANNA, FBStructure.VILLAGE_SNOWY, FBStructure.VILLAGE_TAIGA, FBStructure.VILLAGE_DESERT)),
     PILLAGER_OUTPOST("Pillager Outpost", List.of(FBStructure.PILLAGER_OUTPOST)),
-    RUINED_PORTAL("Ruined Portal", List.of(
-            FBStructure.RUINED_PORTAL_MOUNTAIN, FBStructure.RUINED_PORTAL_DESERT, FBStructure.RUINED_PORTAL_JUNGLE,
+    RUINED_PORTAL("Ruined Portal", List.of(FBStructure.RUINED_PORTAL_MOUNTAIN, FBStructure.RUINED_PORTAL_DESERT, FBStructure.RUINED_PORTAL_JUNGLE,
             FBStructure.RUINED_PORTAL_OCEAN, FBStructure.RUINED_PORTAL_SWAMP, FBStructure.RUINED_PORTAL_NETHER)),
     OCEAN_RUIN("Ocean Ruin", List.of(FBStructure.OCEAN_RUIN_COLD, FBStructure.OCEAN_RUIN_WARM)),
     TRIAL_CHAMBERS("Trial Chambers", List.of(FBStructure.TRIAL_CHAMBERS)),
diff --git a/src/main/java/net/fameless/forcebattle/gui/ForceBattleGUI.java b/src/main/java/net/fameless/forcebattle/gui/ForceBattleGUI.java
index 721ff52..fb39130 100644
--- a/src/main/java/net/fameless/forcebattle/gui/ForceBattleGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/ForceBattleGUI.java
@@ -53,6 +53,16 @@ public GUIItem get(int slot) {
         }
     }
 
+    public void clear() {
+        synchronized (items) {
+            items.clear();
+        }
+
+        if (inventory != null) {
+            inventory.clear();
+        }
+    }
+
     public int firstEmpty() {
         for (int i = 0; i < size; i++) {
             int finalI = i;
@@ -121,7 +131,9 @@ public void open(BattlePlayer player) {
             GUI_MAP.remove(p.getUniqueId());
         }
 
-        this.inventory = Bukkit.createInventory(this, size, title);
+        if (this.inventory == null) {
+            this.inventory = Bukkit.createInventory(this, size, title);
+        }
         GUI_MAP.put(p.getUniqueId(), this);
 
         try {
@@ -164,7 +176,7 @@ public void setTitle(String title) {
 
     public abstract void setItems(BattlePlayer player);
 
-    public abstract boolean allowHotkeying();
+    public abstract boolean allowItemMoving();
 
     public void onOpen(BattlePlayer player) {
     }
diff --git a/src/main/java/net/fameless/forcebattle/gui/GUIListener.java b/src/main/java/net/fameless/forcebattle/gui/GUIListener.java
index 525af2b..046d43f 100644
--- a/src/main/java/net/fameless/forcebattle/gui/GUIListener.java
+++ b/src/main/java/net/fameless/forcebattle/gui/GUIListener.java
@@ -1,7 +1,5 @@
 package net.fameless.forcebattle.gui;
 
-import net.fameless.forcebattle.player.BattlePlayer;
-import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
 import org.bukkit.event.inventory.InventoryClickEvent;
@@ -9,26 +7,27 @@
 import org.bukkit.event.inventory.InventoryDragEvent;
 
 public class GUIListener implements Listener {
-
     @EventHandler
     public void onClick(InventoryClickEvent event) {
         if (!(event.getInventory().getHolder() instanceof ForceBattleGUI gui)) return;
-        event.setCancelled(!gui.allowHotkeying());
-
-        BattlePlayer player = BattlePlayer.adapt((Player) event.getWhoClicked());
+        event.setCancelled(!gui.allowItemMoving());
 
         if (event.getRawSlot() < 0) return;
         if (event.getRawSlot() >= gui.getSize()) return;
 
-        GUIItem item = gui.get(event.getRawSlot());
-        if (item == null) return;
-        item.onClick(event, player);
+        GUIItem clicked = gui.get(event.getRawSlot());
+        if (clicked == null) return;
+
+        if (clicked instanceof GUIClickableItem clickable) {
+            event.setCancelled(true);
+            clickable.onClick(event, gui.getPlayer());
+        }
     }
 
     @EventHandler
     public void onDrag(InventoryDragEvent event) {
-        if (event.getInventory().getHolder() instanceof ForceBattleGUI) {
-            event.setCancelled(true);
+        if (event.getInventory().getHolder() instanceof ForceBattleGUI gui) {
+            event.setCancelled(!gui.allowItemMoving());
         }
     }
 
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/ConfigSettingsGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/ConfigSettingsGUI.java
index 6bbb042..41d9fb1 100644
--- a/src/main/java/net/fameless/forcebattle/gui/impl/ConfigSettingsGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/ConfigSettingsGUI.java
@@ -37,8 +37,8 @@ public enum ConfigSettingButton {
                 "gui.exclude_pottery_sherds_name", "gui.exclude_pottery_sherds_lore", "notification.exclude_pottery_sherds_changed"),
         ORES(14, Material.DIAMOND_ORE, SettingsManager.Setting.EXCLUDE_ORES,
                 "gui.exclude_ores_name", "gui.exclude_ores_lore", "notification.exclude_ores_changed"),
-        END_ITEMS(15, Material.END_STONE, SettingsManager.Setting.EXCLUDE_END_ITEMS,
-                "gui.exclude_end_items_name", "gui.exclude_end_items_lore", "notification.exclude_end_items_changed"),
+        END(15, Material.END_STONE, SettingsManager.Setting.EXCLUDE_END,
+                "gui.exclude_end_name", "gui.exclude_end_lore", "notification.exclude_end_changed"),
         TRIAL_ITEMS(16, Material.TRIAL_SPAWNER, SettingsManager.Setting.EXCLUDE_TRIAL_ITEMS,
                 "gui.exclude_trial_items_name", "gui.exclude_trial_items_lore", "notification.exclude_trial_items_changed");
 
@@ -94,7 +94,7 @@ public void handleClick(BattlePlayer whoClicked) {
 
     @Override
     public void setItems(BattlePlayer player) {
-        fill(ItemStackCreator.createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " "));
+        fill(ItemStackCreator.fillerItem());
         set(GUIClickableItem.getGoBackItem(0, new SettingsGUI()));
 
         for (ConfigSettingButton button : ConfigSettingButton.values()) {
@@ -113,7 +113,7 @@ public ItemStack getItem(BattlePlayer player) {
     }
 
     @Override
-    public boolean allowHotkeying() {
+    public boolean allowItemMoving() {
         return false;
     }
 }
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/CraftingRecipeGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/CraftingRecipeGUI.java
index 6674a37..e572f83 100644
--- a/src/main/java/net/fameless/forcebattle/gui/impl/CraftingRecipeGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/CraftingRecipeGUI.java
@@ -35,7 +35,7 @@ private CraftingRecipeGUI(ItemStack result, int page) {
 
     @Override
     public void setItems(BattlePlayer player) {
-        fill(ItemStackCreator.createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " "));
+        fill(ItemStackCreator.fillerItem());
 
         set(new GUIItem(16) {
             @Override
@@ -156,7 +156,7 @@ public ItemStack getItem(BattlePlayer player) {
     }
 
     @Override
-    public boolean allowHotkeying() {
+    public boolean allowItemMoving() {
         return false;
     }
 }
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/LanguageGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/LanguageGUI.java
index 0f557d8..65d9e54 100644
--- a/src/main/java/net/fameless/forcebattle/gui/impl/LanguageGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/LanguageGUI.java
@@ -85,7 +85,7 @@ public ItemStack getItem(BattlePlayer p) {
     }
 
     @Override
-    public boolean allowHotkeying() {
+    public boolean allowItemMoving() {
         return false;
     }
 }
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/ResultGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/ResultGUI.java
index 2fd4130..fe400a2 100644
--- a/src/main/java/net/fameless/forcebattle/gui/impl/ResultGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/ResultGUI.java
@@ -30,7 +30,6 @@
 public class ResultGUI extends ForceBattleGUI {
 
     private static final int SPACES_ON_PAGE = 45;
-    private final int animationDelayTicks = 15;
 
     private final ResultType resultType;
     private final int page;
@@ -86,7 +85,7 @@ public void open(BattlePlayer viewer) {
     }
 
     private void startAnimation(BattlePlayer viewer, List<Objective> objectives) {
-        fill(ItemStackCreator.createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " "));
+        fill(ItemStackCreator.fillerItem());
 
         BukkitRunnable task = new BukkitRunnable() {
             int index = 0;
@@ -134,6 +133,7 @@ public ItemStack getItem(BattlePlayer player) {
             }
         };
 
+        final int animationDelayTicks = 15;
         task.runTaskTimer(ForceBattle.get(), 0L, animationDelayTicks);
         activeAnimations.put(viewer, task);
     }
@@ -146,7 +146,7 @@ public void setItems(BattlePlayer viewer) {
         List<Objective> objectives = objectiveList.get(viewer);
         if (objectives == null) return;
 
-        fill(ItemStackCreator.createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " "));
+        fill(ItemStackCreator.fillerItem());
 
         int totalPages = (int) Math.ceil((double) objectives.size() / SPACES_ON_PAGE);
 
@@ -209,7 +209,7 @@ private void showResultSummary(BattlePlayer viewer) {
     }
 
     @Override
-    public boolean allowHotkeying() {
+    public boolean allowItemMoving() {
         return false;
     }
 
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/SettingsGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/SettingsGUI.java
index 87ced9f..eb5bde3 100644
--- a/src/main/java/net/fameless/forcebattle/gui/impl/SettingsGUI.java
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/SettingsGUI.java
@@ -124,7 +124,7 @@ public void handleClick(BattlePlayer player) {
 
     @Override
     public void setItems(BattlePlayer player) {
-        fill(ItemStackCreator.createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " "));
+        fill(ItemStackCreator.fillerItem());
         set(GUIClickableItem.getGoForthItem(8, new ConfigSettingsGUI()));
 
         for (SettingButton button : SettingButton.values()) {
@@ -143,7 +143,7 @@ public ItemStack getItem(BattlePlayer p) {
     }
 
     @Override
-    public boolean allowHotkeying() {
+    public boolean allowItemMoving() {
         return false;
     }
 }
diff --git a/src/main/java/net/fameless/forcebattle/gui/impl/TeamBackpackGUI.java b/src/main/java/net/fameless/forcebattle/gui/impl/TeamBackpackGUI.java
new file mode 100644
index 0000000..83b8e9c
--- /dev/null
+++ b/src/main/java/net/fameless/forcebattle/gui/impl/TeamBackpackGUI.java
@@ -0,0 +1,37 @@
+package net.fameless.forcebattle.gui.impl;
+
+import net.fameless.forcebattle.game.Team;
+import net.fameless.forcebattle.gui.ForceBattleGUI;
+import net.fameless.forcebattle.gui.GUIClickableItem;
+import net.fameless.forcebattle.player.BattlePlayer;
+
+public class TeamBackpackGUI extends ForceBattleGUI {
+
+    private final int index;
+
+    public TeamBackpackGUI(int index, int size) {
+        super("Team Backpack Page: " + (index + 1), size);
+        this.index = index;
+    }
+
+    @Override
+    public void setItems(final BattlePlayer player) {
+        Team team = player.getTeam();
+        int inventoryPages = team.getBACKPACK_INVENTORIES().size();
+
+        if (index < 0 || index >= inventoryPages) return;
+
+        if (index < inventoryPages - 1) {
+            set(GUIClickableItem.getGoForthItem(size - 1, team.getBACKPACK_INVENTORIES().get(index + 1)));
+        }
+
+        if (index > 0) {
+            set(GUIClickableItem.getGoBackItem(size - 9, team.getBACKPACK_INVENTORIES().get(index - 1)));
+        }
+    }
+
+    @Override
+    public boolean allowItemMoving() {
+        return true;
+    }
+}
diff --git a/src/main/java/net/fameless/forcebattle/player/BattlePlayer.java b/src/main/java/net/fameless/forcebattle/player/BattlePlayer.java
index 22b95cf..6a80d71 100644
--- a/src/main/java/net/fameless/forcebattle/player/BattlePlayer.java
+++ b/src/main/java/net/fameless/forcebattle/player/BattlePlayer.java
@@ -13,7 +13,6 @@
 import net.fameless.forcebattle.game.GameListener;
 import net.fameless.forcebattle.game.Objective;
 import net.fameless.forcebattle.game.Team;
-import net.fameless.forcebattle.util.BackpackInventoryHolder;
 import net.fameless.forcebattle.util.BukkitUtil;
 import net.fameless.forcebattle.util.StringUtility;
 import net.fameless.forcebattle.util.ItemUtils;
@@ -66,11 +65,8 @@ public class BattlePlayer implements CommandCaller {
     public BattlePlayer(@NotNull Player player) {
         this.uuid = player.getUniqueId();
         this.name = player.getName();
-        BACKPACK_INVENTORY = Bukkit.createInventory(
-                new BackpackInventoryHolder(), 27, Caption.getAsLegacy(
-                        "gui.backpack_title",
-                        TagResolver.resolver("player", Tag.inserting(Component.text(player.getName())))
-                )
+        BACKPACK_INVENTORY = Bukkit.createInventory(null, 27, Caption.getAsLegacy(
+                        "gui.backpack_title", TagResolver.resolver("player", Tag.inserting(Component.text(player.getName()))))
         );
         BATTLE_PLAYERS.add(this);
     }
@@ -183,9 +179,6 @@ public String getName() {
     }
 
     public Audience getAudience() {
-        if (BukkitUtil.BUKKIT_AUDIENCES == null) {
-            logger.warn("[ForceBattle] Bukkit audiences not initialized!");
-        }
         if (getPlayer() == null) {
             return Audience.empty();
         }
@@ -306,7 +299,12 @@ public void sendActionbar(Component message) {
     }
 
     public void openBackpack() {
-        openInventory(getBackpack());
+        if (isInTeam()) {
+            Team team = getTeam();
+            team.getBACKPACK_INVENTORIES().getFirst().open(this);
+        } else {
+            openInventory(getBackpack());
+        }
     }
 
     public void openBackpack(BattlePlayer viewer) {
@@ -415,7 +413,6 @@ public void teleport(Location location) {
         getPlayer().teleport(location);
     }
 
-    @SuppressWarnings("unchecked")
     public Inventory getInventory() {
         if (getPlayer() == null) {
             return null;
@@ -423,7 +420,6 @@ public Inventory getInventory() {
         return getPlayer().getInventory();
     }
 
-    @SuppressWarnings("unchecked")
     public World getWorld() {
         if (getPlayer() == null) {
             return null;
@@ -431,7 +427,6 @@ public World getWorld() {
         return getPlayer().getWorld();
     }
 
-    @SuppressWarnings("unchecked")
     public Inventory getBackpack() {
         return BACKPACK_INVENTORY;
     }
diff --git a/src/main/java/net/fameless/forcebattle/scoreboard/ScoreboardManager.java b/src/main/java/net/fameless/forcebattle/scoreboard/ScoreboardManager.java
index 424a370..febf57a 100644
--- a/src/main/java/net/fameless/forcebattle/scoreboard/ScoreboardManager.java
+++ b/src/main/java/net/fameless/forcebattle/scoreboard/ScoreboardManager.java
@@ -20,6 +20,7 @@ public class ScoreboardManager {
 
     private static final Map<BattlePlayer, Scoreboard> SCOREBOARDS = new HashMap<>();
     private static final Map<BattlePlayer, Map<Integer, String>> LAST_LINES = new HashMap<>();
+    private static final int maxStringLength = 30;
 
     public static void startUpdater() {
         Bukkit.getScheduler().runTaskTimer(ForceBattle.get(), ScoreboardManager::updateAll, 20L, 20L);
@@ -59,7 +60,8 @@ public static void updateScoreboard(BattlePlayer player) {
         var selfObjective = player.getObjective();
         if (selfObjective != null) {
             newLines.put(line--, ChatColor.YELLOW + "Your Objective:");
-            newLines.put(line--, ChatColor.WHITE + getObjectiveDisplay(selfObjective));
+            String objName = getObjectiveDisplay(selfObjective);
+            newLines.put(line--, ChatColor.WHITE + (objName.length() > maxStringLength ? objName.substring(0, 21) + "..." : objName));
         } else {
             newLines.put(line--, ChatColor.GRAY + "No current objective");
         }
@@ -72,7 +74,8 @@ public static void updateScoreboard(BattlePlayer player) {
             var teamObjective = team.getObjective();
             if (teamObjective != null && SettingsManager.isEnabled(SettingsManager.Setting.EXTRA_TEAM_OBJECTIVE)) {
                 newLines.put(line--, ChatColor.YELLOW + "Team Objective:");
-                newLines.put(line--, ChatColor.WHITE + getObjectiveDisplay(teamObjective));
+                String objName = getObjectiveDisplay(teamObjective);
+                newLines.put(line--, ChatColor.WHITE + (objName.length() > maxStringLength ? objName.substring(0, 21) + "..." : objName));
                 newLines.put(line--, "  ");
             }
 
@@ -90,8 +93,7 @@ public static void updateScoreboard(BattlePlayer player) {
                         ? getObjectiveDisplay(teammateObjective)
                         : "None";
 
-                newLines.put(line--, ChatColor.WHITE + "  " +
-                        (objName.length() > 24 ? objName.substring(0, 21) + "..." : objName));
+                newLines.put(line--, ChatColor.WHITE + "  " + (objName.length() > maxStringLength ? objName.substring(0, 21) + "..." : objName));
             }
         }
 
diff --git a/src/main/java/net/fameless/forcebattle/util/BackpackInventoryHolder.java b/src/main/java/net/fameless/forcebattle/util/BackpackInventoryHolder.java
deleted file mode 100644
index e55f7d2..0000000
--- a/src/main/java/net/fameless/forcebattle/util/BackpackInventoryHolder.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package net.fameless.forcebattle.util;
-
-import org.bukkit.inventory.Inventory;
-import org.bukkit.inventory.InventoryHolder;
-import org.jetbrains.annotations.NotNull;
-
-public final class BackpackInventoryHolder implements InventoryHolder {
-
-    @Override
-    public @NotNull Inventory getInventory() {
-        return null;
-    }
-
-}
diff --git a/src/main/java/net/fameless/forcebattle/util/EventRegistrar.java b/src/main/java/net/fameless/forcebattle/util/EventRegistrar.java
new file mode 100644
index 0000000..ad661b4
--- /dev/null
+++ b/src/main/java/net/fameless/forcebattle/util/EventRegistrar.java
@@ -0,0 +1,50 @@
+package net.fameless.forcebattle.util;
+
+import org.bukkit.Bukkit;
+import org.bukkit.event.Listener;
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.io.IOException;
+import java.net.URL;
+import java.util.Enumeration;
+import java.util.jar.JarEntry;
+import java.util.jar.JarFile;
+
+public final class EventRegistrar {
+    public static void registerAll(JavaPlugin plugin, String basePackage) {
+        try {
+            String path = basePackage.replace('.', '/');
+            URL resource = plugin.getClass().getClassLoader().getResource(path);
+            if (resource == null) {
+                plugin.getLogger().warning("No resource found for package: " + basePackage);
+                return;
+            }
+
+            String jarPath = resource.getPath().substring(5, resource.getPath().indexOf("!"));
+            try (JarFile jar = new JarFile(jarPath)) {
+                Enumeration<JarEntry> entries = jar.entries();
+
+                while (entries.hasMoreElements()) {
+                    JarEntry entry = entries.nextElement();
+                    String name = entry.getName();
+
+                    if (name.startsWith(path) && name.endsWith(".class") && !name.contains("$")) {
+                        String className = name.replace('/', '.').substring(0, name.length() - 6);
+                        try {
+                            Class<?> clazz = Class.forName(className);
+                            if (Listener.class.isAssignableFrom(clazz)) {
+                                Listener listener = (Listener) clazz.getDeclaredConstructor().newInstance();
+                                Bukkit.getPluginManager().registerEvents(listener, plugin);
+                                plugin.getLogger().info("Registered listener: " + className);
+                            }
+                        } catch (Exception ignored) {
+                        }
+                    }
+                }
+            }
+        } catch (IOException e) {
+            plugin.getLogger().severe("Error while registering listeners: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
+}
diff --git a/src/main/java/net/fameless/forcebattle/util/ItemStackCreator.java b/src/main/java/net/fameless/forcebattle/util/ItemStackCreator.java
index 865d0c7..460f5c7 100644
--- a/src/main/java/net/fameless/forcebattle/util/ItemStackCreator.java
+++ b/src/main/java/net/fameless/forcebattle/util/ItemStackCreator.java
@@ -34,6 +34,10 @@ public static ItemStack createNamedItemStack(Material material, String name) {
         return item;
     }
 
+    public static ItemStack fillerItem() {
+        return createNamedItemStack(Material.GRAY_STAINED_GLASS_PANE, " ");
+    }
+
     /**
      * Creates an {@link ItemStack} with a custom name and lore list.
      *
diff --git a/src/main/java/net/fameless/forcebattle/util/ItemUtils.java b/src/main/java/net/fameless/forcebattle/util/ItemUtils.java
index dde7caa..10392c3 100644
--- a/src/main/java/net/fameless/forcebattle/util/ItemUtils.java
+++ b/src/main/java/net/fameless/forcebattle/util/ItemUtils.java
@@ -84,7 +84,6 @@ public static boolean hasData(@NotNull ItemStack stack, NamespacedKey key) {
         return stack;
     }
 
-    @SuppressWarnings("unchecked")
     private static <P, C> void apply(ItemMeta meta, ItemData<P, C> data) {
         meta.getPersistentDataContainer().set(
                 data.namespacedKey(),
diff --git a/src/main/resources/languages/en_US.json b/src/main/resources/languages/en_US.json
index 8bc87be..6c25579 100644
--- a/src/main/resources/languages/en_US.json
+++ b/src/main/resources/languages/en_US.json
@@ -54,8 +54,8 @@
   "gui.exclude_pottery_sherds_lore" : "<br><gray>Click to toggle excluding Pottery Sherds.<br><br><blue>Current Status<dark_gray>: <state>",
   "gui.exclude_ores_name" : "<blue>Exclude Ores",
   "gui.exclude_ores_lore" : "<br><gray>Click to toggle excluding Ores.<br><br><blue>Current Status<dark_gray>: <state>",
-  "gui.exclude_end_items_name" : "<blue>Exclude End Items",
-  "gui.exclude_end_items_lore" : "<br><gray>Click to toggle excluding End Items.<br><br><blue>Current Status<dark_gray>: <state>",
+  "gui.exclude_end_name" : "<blue>Exclude End Objectives",
+  "gui.exclude_end_lore" : "<br><gray>Click to toggle excluding End Objectives.<br><br><blue>Current Status<dark_gray>: <state>",
   "gui.exclude_trial_items_name" : "<blue>Exclude Trial Items",
   "gui.exclude_trial_items_lore" : "<br><gray>Click to toggle excluding Trial Items.<br><br><blue>Current Status<dark_gray>: <state>",
   "notification.objective_finished" : "<prefix><gray>You finished <blue><objective><gray>.",
@@ -83,7 +83,7 @@
   "notification.exclude_armor_templates_changed" : "<prefix><blue>Exclude Armor Templates <gray>has been set to <blue><state>!",
   "notification.exclude_pottery_sherds_changed" : "<prefix><blue>Exclude Pottery Sherds <gray>has been set to <blue><state>!",
   "notification.exclude_ores_changed" : "<prefix><blue>Exclude Ores <gray>has been set to <blue><state>!",
-  "notification.exclude_end_items_changed" : "<prefix><blue>Exclude End Items <gray>has been set to <blue><state>!",
+  "notification.exclude_end_changed" : "<prefix><blue>Exclude End Items <gray>has been set to <blue><state>!",
   "notification.exclude_trial_items_changed" : "<prefix><blue>Exclude Trial Items <gray>has been set to <blue><state>!",
   "notification.team_registered" : "<prefix><gray>New team has been created. Team ID: <team-id>",
   "notification.team_join_request" : "<prefix><blue><player> <gray>has requested to join your team. /team accept|reject.",