Java mod, which adds an ice planet (Rki) with own campain with new mechanics... and being trapped in underground without hope to survive
Trello (outdated): https://trello.com/invite/b/Mmpg4hp6/ATTI62287b36d5a769ecdfbd3da72886abdf2705666A/icicle-world-buried-in-ice
Discord server (Eternity Universe): https://discord.gg/GVy5YbzQSH