Subnautica: Below Zero is a survival adventure game set in an open world environment and played from a first-person perspective. The physical versions of the game are published by Bandai Namco Entertainment. Introduced in early access via Steam and the Epic Games Store in January 2019, Subnautica: Below Zero was released for the macOS, Nintendo Switch, PlayStation 4, PlayStation 5, Windows, Xbox One, and Xbox Series X/S on May 14, 2021.
It is the sequel to the 2018 game Subnautica. Subnautica: Below Zero is an open-world survival action-adventure video game developed and published by Unknown Worlds Entertainment.