Subnautica 2

Subnautica 2 enters early access in 2026 across PC, Xbox Series X|S, and Game Pass, marking a significant evolution for the survival franchise under developer Unknown Worlds and publisher KRAFTON. While the previous entries focused on solitary isolation, this sequel introduces official four-player co-op, allowing groups to explore a brand-new alien ocean world together. Players step into the suit of a new protagonist tasked with navigating uncharted aquatic biomes that range from bioluminescent shallows to crushing depths. By emphasizing a modular crafting system for submersibles and bases, the team aims to expand the mechanical complexity that made the original 2018 release a definitive genre staple.