I Thalassa
Immerse yourself in an alien ocean in this open-world survival game. Explore the biomechanical depths, tame alien creatures, pilot submarines, and uncover the mysteries of the alien entity known as Thalassa.
Last Updated: 6/16/2026
I Thalassa
Immerse yourself in an alien ocean in this open-world survival game. Explore the biomechanical depths, tame alien creatures, pilot submarines, and uncover the mysteries of the alien entity known as Thalassa.
Last Updated: 6/16/2026
- Windows
- Mac
- Linux
About I Thalassa
I Thalassa is an Adventure game developed by San Liuk. It was released on the Steam Store by San Liuk.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, I Thalassa supports the following features:
- Single-player
- Full controller support
- PvP
- Co-op
- Multi-player
- Family Sharing
Media & Sceenshots
Watch the featured video for I Thalassa and see the latest screenshots from the Steam Store.
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Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
I Thalassa data has been sourced from:
- Valve Corporation. (2026, June 16). I Thalassa on Steam. Steam Store.
- Valve Corporation. (2026, June 16). I Thalassa. Steam Community Hub.
- San Liuk. (2025, October 10). I Thalassa. I Thalassa.