Subnautica 2 cover art

Subnautica 2

2026Unknown Worlds EntertainmentXbox Series X|S, PC (Microsoft Windows)

Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.

What it feels like

Discovery of alien marine life, ecosystems, and mysterious underwater environments evokes awe and wonder. The vast, alien underwater setting invites reflection on isolation and the unknown.

Wondrous60%
Contemplative50%

What it's about

Survival against an alien aquatic environment, managing resources and adapting to hostile conditions, is definitional to the experience. The game is set on an alien world with futuristic survival mechanics and extraterrestrial exploration as core themes. Uncovering hidden depths and mysteries of an unknown alien world drives exploration motivation.

Survival Against Nature90%
Science Fiction85%
Mystery65%

How it plays

Building and customizing bases is a major progression system for adapting to the underwater world. Crafting tools and equipment from gathered materials is central to survival and exploration. Gathering and budgeting resources under environmental pressure is core to survival progression.

Base Building75%
Crafting75%
Resource Management70%
Survival Needs65%
Vehicular Control55%
Environmental Puzzles45%

How it looks and sounds

First-person perspective is standard for immersive underwater exploration and survival gameplay.

First-Person70%

How it's structured

Exploration of an alien underwater world in non-linear, player-chosen order is central to discovery and mystery. 4-player online co-op is a major feature allowing cooperative survival and exploration. The underwater environment appears designed for continuous exploration without hard boundaries.

Open World80%
Online Co-op70%
Seamless World60%
Single-Player60%
Icarus79% match

Shares Survival Against Nature, Science Fiction, Open World, Online Co-op.

Both lean into Open World, Science Fiction, Survival Against Nature, Online Co-op.

Open World85%Science Fiction80%Survival Against Nature75%Online Co-op80%

Shares Survival Against Nature, Open World, Survival Needs, Crafting.

Both lean into Survival Against Nature, Open World, Survival Needs, Crafting.

Survival Against Nature90%Open World75%Survival Needs85%Crafting75%
Voidtrain76% match

Shares Base Building, Open World, Science Fiction, Survival Against Nature.

Both lean into Base Building, Open World, Science Fiction, Crafting.

Base Building80%Open World75%Science Fiction70%Crafting75%

See all games like Subnautica 2

Bum Simulator52% match

A lesser-known kindred — Survival Against Nature, Open World, First-Person, Survival Needs. 88% positive across 4,765 Steam reviews.

Both lean into Survival Against Nature, Open World, Single-Player, Survival Needs.

Survival Against Nature75%Open World80%Single-Player90%Survival Needs75%

A lesser-known kindred — Science Fiction, First-Person, Mystery, Environmental Puzzles. 89% positive across 4,378 Steam reviews.

Both lean into Science Fiction, First-Person, Single-Player, Environmental Puzzles.

Science Fiction75%First-Person85%Single-Player90%Environmental Puzzles80%
Tacoma33% match

A lesser-known kindred — Science Fiction, Mystery, First-Person, Contemplative. 86% positive across 4,784 Steam reviews.

Both lean into Science Fiction, Mystery, Single-Player, First-Person.

Science Fiction95%Mystery90%Single-Player85%First-Person75%
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