Thalassa: Edge of the Abyss (2024)
- Developer
- Sarepta Studio
- Publisher
- Team17 Digital Ltd
- Platforms
- Windows
- Genres
- Adventure, Indie, RPG
- Rating
- 4.5 of 5, 355 player ratings
- Typical playtime
- about 9.6 hours
- Where to get it
- Steam
How it feels
A first-person psychological drama set in the deep sea, where you explore a sunken ship alone, guided only by a voice on the radio, uncovering a haunting mystery through emotional storytelling.
atmosphericemotionalpsychologicalimmersivenarrative-drivenmysteriousunderwaterslow-paced
What players say
Players praise the emotional depth and mystery of this underwater investigation, saying it sticks with them long after finishing. Many note the slow walking speed and backtracking as minor frustrations, but the story and atmosphere keep them engaged. Some compare it to Outer Wilds.
Trailer
Screenshots
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More by Sarepta Studio
- My Child Lebensborn Remastered (2023)
- Shadow Puppeteer (2014)
- My Child: Lebensborn (2018)
- My Child: Lebensborn Remastered (2023)
- My Child New Beginnings (2025)
This page is from Underplayed Gems, a catalog of older and overlooked games. Not quite it? Tell the Catbot what you feel like playing and it picks from the whole catalog, or browse by platform and genre.