Subnautica: Below Zero is an open-world, underwater survival game developed and published by Unknown Worlds Entertainment. The game is currently in development as is available only in early access on PC but is expected to release on PS5 later in 2021.
Dive into a freezing underwater adventure on an alien planet. Set one year after the original Subnautica, Below Zero challenges you to survive a disaster at an alien research station on Planet 4546B. Craft tools, scavenge for supplies and unravel the next chapter in the Subnautica story.