Subnautica 2 Wiki Guide

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.

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
All Leviathans List	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
How to Craft Air Tank?	Scanner Station Guide

Other Useful Information

Spec Requirements	New Game Features
Is There Crossplay?	Supported Devices
How to Add Friends	How to Join a Friend
How to Host Session	Update Roadmap

Subnautica 2 Walkthrough & Progression

This is the Subnautica 2 full walkthrough. The full game has 10 chapters planned; Chapters 1-3 are available in Early Access.

Walkthrough & Early to Late-Game Progression Guide

Subnautica 2 Leviathans & Creatures

This is a list of Subnautica 2's Leviathans. Learn how to identify, evade, or defeat them.

Other Creatures

Subnautica 2 Biomes / Map

This is map information for Subnautica 2. It includes biome guides and exploration maps for each region.

Biomes Location Map and Points of Interests

Items

Salt Location	Silver
Copper Location

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

Survival Tool List

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

Recommended Multiplayer Activities

Subnautica 2 Game Introduction

Current Early Access Build

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.