What'Sub
What'Sub is a 4-player co-op submarine extraction game where you pilot a rust-bucket submarine into the depths of the Bermuda Triangle to recover treasure from the ocean’s seafloor. Gear up, descent, risk everything to bring your haul back to the surface, then dive again to ever deeper levels.
Last Updated: 6/21/2026
| Steam Price | $7.99 |
| Release Date | 5/14/2026 |
| Developers | |
| Publisher | Khaos Games |
| Steam App Id | 4269100 |
What'Sub
What'Sub is a 4-player co-op submarine extraction game where you pilot a rust-bucket submarine into the depths of the Bermuda Triangle to recover treasure from the ocean’s seafloor. Gear up, descent, risk everything to bring your haul back to the surface, then dive again to ever deeper levels.
Last Updated: 6/21/2026
- Windows
- Mac
- Linux
- Steam Deck
About What'Sub
What'Sub is an Adventure, Indie, Action, Simulation, and Early Access game developed by Khaos Games, Nordic Softworks, and Future Punch. On 5/14/2026, it was released on the Steam Store by Khaos Games.
It can be played and ran on Windows systems. At the moment, it is not possible to play or run What'Sub on the Steam Deck.
According to Steam’s category system, What'Sub supports the following features:
- Single-player
- Full controller support
- Custom Volume Controls
- Steam Achievements
- Subtitle Options
- Multi-player
- Co-op
- Surround Sound
- Online Co-op
- Stereo Sound
- Adjustable Difficulty
- Camera Comfort
- Adjustable Text Size
- Family Sharing
- Steam Cloud
- Color Alternatives
- Captions available
From the Steam community, What'Sub has been tagged with the following user tags:
- Character Customization
- Procedural Generation
- Multiplayer
- Roguelite
- 3D
- Co-op
- First-Person
- Comedy
- Team-Based
- Underwater
- Simulation
- Action-Adventure
- Survival
- PvE
- Online Co-Op
- Adventure
- Cartoony
- Action
- Physics
- Exploration
Media & Sceenshots
Watch the featured video for What'Sub and see the latest screenshots from the Steam Store.
Related Packages
What'Sub is referenced by 1 package in the Steam Store. A package (or sub) is simply an item that can be purchased on Steam.
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Genres
Features & Categories
Frequently Asked Questions
Soures & References
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What'Sub data has been sourced from:
- Valve Corporation. (2026, June 21). What'Sub on Steam. Steam Store.
- Valve Corporation. (2026, June 21). What'Sub. Steam Community Hub.
- Khaos Games. (2026, January 28). What'Sub. What'Sub.