Subnautica 2 (Subnautica 2: Alien Waters) launched into Early Access on May 14, 2026 on Steam and Xbox Series X|S, and is also available via Xbox Game Pass. Set on the alien planet Proteus, it features up to 4-player co-op, new creatures, new biomes, and an all-new vehicle (the Tadpole).
All Subnautica 2 Guides
Subnautica 2 Codes (May 2026) — Active & How to Redeem
All active redemption codes including the Bilibili Seamoth Decoration code. Step-by-step redemption guide. New
Subnautica 2 Beginner Tips — 10 Pain Points Solved
From "I keep drowning" to "Where's the keycode?" — real solutions for real frustrations on Planet Proteus. New
Subnautica 2 Base Building Guide
Where to build, what to build first, power management, and base expansion tips. New
Subnautica 2 Keycodes — All Locked Door Codes
Every keycode location, including the Tadpole Pens locked door code (310m depth). New
About Subnautica 2
Developed by Unknown Worlds Entertainment and published by Krafton, Subnautica 2 is the sequel to the critically acclaimed Subnautica (15M+ copies sold). Unlike the first game's single-player focus, Subnautica 2 supports up to 4-player online co-op, along with a new alien world, new creatures, and new survival mechanics.
| Detail | Information |
|---|---|
| Developer | Unknown Worlds Entertainment |
| Publisher | Krafton |
| Early Access Date | May 14, 2026 |
| Platforms | PC (Steam), Xbox Series X|S |
| Game Pass | Yes (Console & PC) |
| Co-op | Up to 4 players |
| Price | $39.99 (Steam) |
PC System Requirements
| Component | Minimum (1080p Low) | Recommended (1440p Med) |
|---|---|---|
| OS | Windows 10 / 11 | Windows 11 |
| CPU | Intel i5-8400 / Ryzen 5 2600 | Intel i7-13700 / Ryzen 7 7700X |
| RAM | 12 GB | 16 GB |
| GPU | GTX 1660 6GB / RX 5500 XT | RTX 3070 / RX 6700 XT |
| Storage | 50 GB (HDD) | 50 GB (SSD) |
| DirectX | 12 | 12 |