Subnautica 2 (PC / Xbox Series X|S) Microsoft Store Key - GLOBAL

Subnautica 2

Subnautica 2 is an underwater survival adventure set on a new alien ocean world. Developed by Unknown Worlds, it continues the Subnautica formula with deep-sea exploration, resource gathering, crafting, base building, and a mysterious story built around the stranded CICADA colony ship.

• Underwater survival adventure set on an all-new alien planet.
• Explore ocean biomes, gather resources, craft tools, and build custom bases.
• Play solo or with friends in online co-op for up to 4 players.
• Available for supported PC and Xbox Series X|S platforms through the Microsoft Store ecosystem.

Explore a new alien ocean world

The game is built around diving deeper into unknown waters, scanning alien life, and uncovering secrets hidden beneath the surface. Each expedition pushes you into new biomes, strange ecosystems, and more dangerous depths.

• Discover new underwater biomes filled with alien creatures and resources.
• Scan wildlife, environments, and materials to unlock new possibilities.
• Use upgrades and exploration tools to reach deeper and more dangerous areas.
• Uncover the story behind the CICADA mission and the planet’s hidden mysteries.

Survival, crafting, and base building

Progress in Subnautica 2 comes from adapting to the ocean world around you. Gather materials, craft equipment, expand your base, and prepare for longer expeditions into areas where oxygen, safety, and planning matter.

• Craft tools, equipment, modules, and survival upgrades.
• Build and customize underwater bases as safe hubs between expeditions.
• Manage exploration risks while travelling through hostile environments.
• Use vehicles and upgrades to support deeper ocean exploration.

Solo play and online co-op

Subnautica 2 can be played alone or with friends. The game supports online co-op for up to four players, letting you explore, build, gather resources, and survive together while still keeping the atmosphere and discovery-focused gameplay of the series.

• Single-player experience for classic Subnautica-style survival.
• Online co-op for up to 4 players.
• Explore, build, and survive together with friends.
• Co-op is optional and not required to progress.

Early Access and Game Preview notes

Subnautica 2 is an Early Access / Game Preview title in active development. The world, story, creatures, craftables, balance, and performance may change as development continues, with additional content planned over time.

• Active development with updates planned during Early Access / Game Preview.
• New biomes, creatures, craftables, and narrative content may be added over time.
• In-development features, bugs, balance changes, and performance issues may occur.
• Feature availability can change before the full release.