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Subnautica 2

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Subnautica 2

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Subnautica 2

May 14, 2026 (Early Access)•Unknown Worlds Entertainment•PC

SurvivalOpen WorldUnderwaterCo-opAdventureXbox Series X|S

The sequel to the acclaimed underwater survival game from Unknown Worlds Entertainment. Explore a vast alien ocean world with up to four players in cooperative multiplayer. Dive into uncharted depths, discover strange creatures, gather resources, build bases, and unravel the mysteries of an alien planet. Features early access in 2026 with full release planned for 2027-2028.

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Subnautica 2

May 14, 2026 (Early Access)•Unknown Worlds Entertainment•PC

SurvivalOpen WorldUnderwaterCo-opAdventureXbox Series X|S

The sequel to the acclaimed underwater survival game from Unknown Worlds Entertainment. Explore a vast alien ocean world with up to four players in cooperative multiplayer. Dive into uncharted depths, discover strange creatures, gather resources, build bases, and unravel the mysteries of an alien planet. Features early access in 2026 with full release planned for 2027-2028.

K

Overview

About Subnautica 2

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The sequel to the acclaimed underwater survival game from Unknown Worlds Entertainment. Explore a vast alien ocean world with up to four players in cooperative multiplayer. Dive into uncharted depths, discover strange creatures, gather resources, build bases, and unravel the mysteries of an alien planet. Features early access in 2026 with full release planned for 2027-2028.

Release

May 14, 2026 (Early Access)

Developer

Unknown Worlds Entertainment

Platforms

PC, Xbox Series X|S

Featured

Gameplay

Vehicles

Vehicles in Subnautica 2: the Tadpole modular submersible, the Wakemaker personal-propulsion booster, and the Dive Elevator vertical platform. The vehicle lineup is new to Subnautica 2 with no returning vehicles from prior franchise entries.

Getting Started

New to Subnautica 2? Start here.

Recent Updates

HammerheadMay 25 Early Access and Development RoadmapMay 25 Early Access Launch EventsMay 25 Tongue ThiefMay 25 Subnautica 2May 24

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World14 articles

Complete guide to Planet Zezura, the alien ocean world in Subnautica 2. Covers all confirmed biomes (Coral Gardens, Kelp Forest, Jelly Plateaus, World Tree, Overgrown Ruins), surface conditions, the Blight bacterium, fauna, vehicles, the Biosampler genetic modification system, and connections to Planet 4546B lore.

Biomes in Subnautica 2 on Planet Zezura. Covers depth-based progression, dynamic weather, environmental hazards, confirmed biomes (Start Zone, Kelp Forest, Coral Gardens, Sparse Plains, Jelly Plateaus, Overgrown Ruins, World Tree, VepZone, Void), handcrafted design, biome-specific resources and creatures, and Early Access expansion plans.

The Sparse Plains is an open, relatively barren biome on Planet Zezura in Subnautica 2. It is the confirmed habitat of the Collector Leviathan, making it one of the most dangerous exploration zones.

Creatures11 articles

Collector Leviathan

The Collector Leviathan is the first hostile leviathan-class creature in Subnautica 2, a squid-like predator with procedural tentacle physics, UE5 behavior tree AI, and a Cthulhu-inspired design revealed in Dev Vlog #3.

Leviathan-Class Organisms

Leviathan-class organisms in Subnautica 2. Covers the Collector Leviathan (the first hostile leviathan revealed for the game) and the no-weapons philosophy that governs every leviathan encounter.

The Waterslug is a creature in Subnautica 2, revealed through a Time Capsule ARG in July 2024 where developers hid close-up screenshots in the original Subnautica. Features long eyes and a translucent body.

Gameplay10 articles

Vehicles in Subnautica 2: the Tadpole modular submersible, the Wakemaker personal-propulsion booster, and the Dive Elevator vertical platform. The vehicle lineup is new to Subnautica 2 with no returning vehicles from prior franchise entries.

The Dive Elevator is a rideable platform vehicle in Subnautica 2 for vertical transport to the ocean depths. Multiple players can ride it together, and it hauls resources back to the surface.

Multiplayer and Co-Op

Subnautica 2 supports 1-4 player online co-op with cross-play between PC and Xbox. Uses peer-to-peer networking via Epic Online Services. All content completable solo.

Systems7 articles

Complete guide to the DNA adaptation system in Subnautica 2, where players use the Biosampler to extract alien genetic material and modify their own body for survival on Planet Zezura.

Creature AI and Behavior Trees

Subnautica 2 uses Unreal Engine 5 behavior trees and a custom stimulus system for creature AI. Creatures react to light, sound, and player actions in real time rather than following preset patterns.

Resource nodes in Subnautica 2 are material-specific gathering points that replace the randomized breakable outcrops from previous games. Combined with the decimal inventory system for precise resource tracking.

Equipment6 articles

The Wakemaker (also called Wake Makers) is Subnautica 2's first wearable underwater booster system, replacing the handheld Seaglide from previous games. Body-worn for hands-free propulsion.

Tools and Equipment

All confirmed tools and equipment in Subnautica 2 including Scanner with radar, Biosampler, Flashlight, Wakemaker, Cutting Tool, Flares, and Repair Tool. No weapons of any kind.

The PDA (Personal Digital Assistant) in Subnautica 2 is the player's encyclopedia, blueprint tracker, and survival readout, including a section that tracks active genetic adaptations from the DNA Adaptation System.

Development5 articles

Trident (Cut Vehicle)

The Trident is a vehicle that was cut from Subnautica 2's Early Access scope. It is referenced in the Collector Leviathan's internal design brief but its function and design have not been publicly detailed.

Content cut from Subnautica 2's Early Access scope between 2023 and 2025, including the Trident vehicle, second story chapter, two biomes, and ecosystem restoration.

Unreal Engine 5

Subnautica 2's migration from Unity to Unreal Engine 5.5.4, including behavior trees, Control Rig, dynamic weather, and the new creature AI stimulus system.

Lore5 articles

The Blight is a mysterious organism spreading across Planet Zezura in Subnautica 2, disrupting the ecological balance of the alien ocean world and serving as a central narrative threat.

Story4 articles

The Ship AI is the primary narrative voice in Subnautica 2. It speaks to the player during the 14-year cryosleep journey to Planet Zezura and insists the mission continue despite obvious irregularities, anchoring the central narrative tension of the game.

Opening Sequence

The opening sequence of Subnautica 2 drops the player into the deep ocean after a ship crash, introduces the gene-altering machine, and propels them to the surface. A deliberate inversion of the original game's pacing.

CICADA (Colony Ship)

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Steam Telemetry

Steam Telemetry

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Price

$29.99

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Release

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May 14, 2026