This is the world of Subnautica or other known as Planet 4546B and your a sea monster.
Planet 4546B is a beautiful, dangerous, alien ocean world—a place where nearly all life exists underwater, where ancient mysteries lie in volcanic caverns, and where survival depends on how deep you’re willing to dive. One person crashed onto the planet, his name is James. He has to figure out how to escape this planet which isn't going to be easy and Guest is a sea monster.
James just crashed onto planet 4546B, your a sea monster.
Release Date 2026.08.31 / Last Updated 2026.09.12