Subnautica
Unknown Worlds Entertainment
About this game
- Age 8
- Updated Jan 23, 2018
- OS Steam
Editor reviews
Subnautica is an underwater survival adventure that drops you into a vast, alien ocean filled with vibrant biomes, mysterious ruins, and dangerous wildlife. Scavenge, craft, and build as you manage oxygen, hunger, and hydration while diving ever deeper into the planet’s secrets. From shallow coral reefs to inky trench abysses, every zone offers unique resources, threats, and discoveries. Master a progression of tools and vehicles, construct modular seabases, and piece together a narrative told through signals, logs, and ancient technology. Whether you play for survival tension or freeform exploration, Subnautica delivers an immersive, handcrafted world with memorable sights and systemic challenges.
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How to play:
Explore the ocean while managing oxygen, health, and depth limits to safely navigate new biomes.
Gather minerals, plants, and fish to secure crafting resources, food, and water for long-term survival.
Scan creatures, fragments, and wrecks to unlock blueprints and expand your tech tree.
Craft tools, suits, and vehicle upgrades at Fabricators and bays to push deeper and stay safer.
Build modular seabases with the Habitat Builder to store gear, grow food, recharge batteries, and refine materials.
Pilot submersibles to reach extreme depths, follow signals, and uncover the planet’s mysteries while avoiding hostile fauna and environmental hazards.