Every Confirmed Submarine & Submersible
A running log of Subnautica 2 craft shown or confirmed by Unknown Worlds. Tadpole is live; the rest are teased.
Vehicle Design Brief
Straight from the Unknown Worlds dev logs
Engine
Unreal Engine 5
Controls
Built for mouse, keyboard and gamepad co-op
Animation
Full rig passes for interior and exterior states
Co-op
Shared cockpits, passenger slots, drop-in access
Reveals
Announced one vehicle at a time through the dev vlogs
Platforms
PC (Steam) and Xbox Series X|S at Early Access
Small submersible
Tadpole
Crew
1-2 (pilot + passenger)
Role
Fast scouting and co-op exploration
First vehicle shown for Subnautica 2. The Tadpole is a compact, agile submersible built with multiplayer in mind. Dec 9, 2025 dev vlog Crafting the Tadpole walks through the full design, modeling and animation pass.
▸ Source: Dev Vlog, Dec 9 2025
Mid-size submarine
Next submarine class
Crew
Multi-crew
Role
Deep dives and extended co-op trips
Unknown Worlds has confirmed more vehicles beyond the Tadpole. A mid-size co-op submarine has been hinted at in Q&A segments but not shown on camera yet.
▸ Waterside Q&A, Jun 3 2025
Diver gadgets
Personal traversal tools
Crew
1 player
Role
Fins, propulsion, rebreather upgrades
Diver-scale gear carries over from the original Subnautica DNA. Expect Seaglide-style propulsion devices and oxygen tooling revealed closer to Early Access.
▸ Take a Deep Breath, Jul 9 2025
Subnautica 2 Dev Vlog - Crafting the Tadpole
Join the development team for our fourth Subnautica 2 Dev Vlog! This time it’s all about our new submersible vehicle: the Tadpole.