This Subnautica documentary details the development of the video game Subnautica and goes behind the scenes of its creation. Discover how the developer Unknown Worlds did Early Access right with the development of Subnautica. The documentary explores why the game is a showcase for how to successfully apply a transparant game development approach. Unknown Worlds is currently applying everything they learned from the development of Subnautica to its sequel Subnautica: Below Zero.