Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive. Subnautica is an underwater adventure game set on an alien Ocean planet. A massive, open world full of wonder and peril awaits you! - Dive into a vast underwater world - subnautica's ocean range from shallow coral reefs to treacherous deep-sea trenches, lava fields, and bio-luminescent underwater rivers - Scavenge, craft, and survive - after crash landing in your life pod, the clock is ticking to find water, food, and to develop equipment needed to explore as you collect resources from the ocean - Construct underwater habitats - build Bases on the sea Floor, choosing layouts and components, and managing hull-integrity as depth and pressure Increase - Unravel the mystery - signs abound that something is not right and you must Figure out what happened to this planet and what caused you to crash - can you find a way to make it Off the planet alive - Disrupt the food Chain - lure and distract a threatening creature with a fresh fish, or simply swim as fast as you can to avoid gnashing jaws of roaming predators