#subnautica Gameplay walkthrough of Subnautica without commentary.
The player will start receiving transmissions from Avery on board the Sunbeam via the Radio some time after the player has started exploring the planet. The ship alerts the player to its imminent arrival, until it gives a forty-minute countdown to its eventual landing on the Mountain Island. It will give the player a signal with the landing coordinates.
Subnautica is an open-world survival action-adventure video game. Players are free to explore the ocean on the alien planet 4546B, after their spaceship, the Aurora, crashes on the planet's surface. The player must collect resources and face creatures to survive.