This is the Subnautica 2 wiki guide. We post the latest information, system guides, biome maps, creature lists, and various strategy guides for the game.
| Table of Contents | ||
|---|---|---|
| ▼Hot Picks | ▼Useful Information | |
| ▼Story Walkthrough | ▼Leviathans & Creatures | |
| ▼Biomes / Map | ▼Biomods | |
| ▼Tools & Vehicles | ▼Base & Activities | |
Subnautica 2 Hot Picks Articles
These are the recommended walkthrough articles for Subnautica 2. We have also included lists of creatures, vehicles, and tools.
Recommended Strategy Guides
| Beginner Guide | Story Walkthrough |
| Biomods Guide | Tadpole Guide |
| Multiplayer Guide | Survival Tips |
| Leviathans | Latest Update |
Database
| Creature List | Vehicle List |
| Tool List | Item List |
| Biome List | POI List |
| Biomods List | Achievement List |
Subnautica 2 Useful Information
This is useful information for Subnautica 2. We have articles recommended for beginners and other tips.
Beginner Tips
| Early Game Guide | Mid-Game Guide |
| Oxygen Management | Food & Water Guide |
| How to Use Scanners | Deep Sea Preparation |
| Night Survival | How to Farm Resources |
| Power Management | Inventory Management |
| Auto Mining System | Farming System |
| How to Save | Signals & Beacons |
| Hazards & Radiation | Temperature & Cold |
Other Useful Information
| System and Storage Requirements | Is There Crossplay? |
| PlayStation Version? | How to Add Friends |
| How to Join a Friend | How to Host Session |
| Early Access and Roadmap |
Subnautica 2 Story Walkthrough
This is the Subnautica 2 story walkthrough. The full game has 10 chapters planned; Chapters 1-3 are available in Early Access.
Main Story
| Chapter 1 | Chapter 2 |
| Chapter 3 | Chapter 4-10 (Planned) |
Subnautica 2 Leviathans & Creatures
This is a list of Subnautica 2's Leviathans. Learn how to identify, evade, or defeat them.
| Leviathan A | Leviathan B |
| Leviathan C | Evasion Tactics |
| Decoy & Repellents | Leviathan Loot |
Other Creatures
| - | - |
Subnautica 2 Biomes / Map
This is map information for Subnautica 2. It includes biome guides and exploration maps for each region.
| Shallow Reef | Kelp Forest |
| Abyss Region | Glowing Caves |
| Alien Ruins |
Subnautica 2 Biomods
This is a list of Subnautica 2 Biomods - biological modifications crafted from alien DNA.
Biomods List
| - | - |
Subnautica 2 Tools & Vehicles
This is a list of Subnautica 2 tools and vehicles. It includes both personal gear and submersibles.
Vehicle List
| Tadpole | Sub-Drone |
| Wakemaker | Mothership (Planned) |
Survival Tool List
| Scanner | - |
Combat Tool List
| - | - |
Subnautica 2 Base & Activities
This section covers base building and other activities in Subnautica 2 - automation, farming, and ways to make the deep your second home.
Base & Activity List
| Base Building Basics | Best Base Locations |
| Auto Mining System | Farming System |
| Power Management | Alien Containment |
| Decoration | Moonpool |
Recommended Multiplayer Activities
| Co-op Base Building | Resource Sharing |
| Hosting Settings | Drop-in / Drop-out |
Subnautica 2 Game Introduction
| Title | Subnautica 2 |
|---|---|
| Genre | Action / Adventure / Open-World Survival Craft |
| Platforms | PC (Steam / Epic Games Store) / Xbox Series X|S |
| Price | 29.99 USD (Early Access Pre-Order) |
| Release Date | 2026/05/14 (Early Access) |
| Developer | Unknown Worlds Entertainment |
| Publisher | Unknown Worlds Entertainment (KRAFTON, Inc.) |
| Players | 1-4 (Online Co-op / Crossplay) |
| Engine | Unreal Engine 5 |
| Official Site | Subnautica 2 Official (https://unknownworlds.com/subnautica2/) |
Current Early Access Build
| Build / Update | Details |
|---|---|
| Early Access v1 (Chapters 1-3) | [Period] Live from 2026/05/14 [Content] - 2 Biomes - 7 POIs - 8-12 creatures - 1-3 Leviathans - 14-20+ tools |
| v1.0 Roadmap (Chapters 1-10) | [Period] Through full release [Planned] - Auto Mining - Farming Systems - Mothership vehicle |
Underwater Survival on an Alien Ocean World
Subnautica 2's genre is Open-World Underwater Survival Adventure. The game is set on a vast alien ocean planet, ranging from sunlit shallows to abyssal trenches teeming with unknown life and ruins. Built on Unreal Engine 5, the environments deliver dynamic lighting, dense kelp, and glowing deep-sea caves.
Up to 4-Player Online Co-op
For the first time in the series, you can dive together with up to 3 friends (4 players total). Crossplay is supported across PC and Xbox. Of course, you can still play solo - explore at your own pace, build alone, or split roles in a 4-player team.
Redefine "Human" with Biomods
To survive the deep, you may need to alter your own biology. Harvest alien DNA, fuse it into Biomods, and transform your body to withstand pressure, cold, toxins, and predators that no baseline human could face.
A New Submersible: Tadpole
The new flagship submersible Tadpole launches smaller sub-drones from its core - a "matryoshka" docking system that lets you split off to scout tight caves while the mothercraft holds position. Future updates will add a large mothership capable of carrying multiple Tadpoles.
Smarter, Scarier Leviathans
Powered by UE5 Behavior Trees, the giant predators - Leviathans - no longer follow fixed patterns. They react to your movement, the environment, and even other creatures, making every encounter unpredictable.
Early Access Roadmap (10 Chapters)
Early Access launches with Chapters 1-3. The full v1.0 release will deliver all 10 chapters (~10 hours each), plus systems like automated mining and farming that expand long-term base operations.
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