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. Summary: IGDB
Mind Score
Fair to the playerAge · · ReRoll: 16+
open chat with strangers: use parental settings
Respect
81
Nourish
44
Stimulation
moderate
Unknown lengthStop anytime
Watch out for
Open chat with strangers
- ESRB: Users Interact
What it exercises
Exploration and curiosity
- 14 of 100 reviews mention exploration
Cooperation
- Steam store: Co-op
- From a player review (1 found it helpful)
High confidence · 27 Sept 2026 · Rules-based estimate from the Steam store, player reviews and PEGI/ESRB descriptors. Not a substitute for the official rating or your own judgement. Tap a label to see the evidence.