
The Portsmoor Abysm
A downloadable game for Windows and Linux
Explore the Catacombs of Portsmoor, push boulders, avoid deadly traps, face otherworldly monsters, and solve mind-bending puzzles. The Portsmoor Abysm is an atmospheric puzzle game with Sokoban-like mechanics, inspired by classics such as Boulder Dash, Supaplex, and Emerald Mine.
The full game will is available on Steam, and if you play the demo there, progress will carry over, so try it out and wishlist today!
https://store.steampowered.com/app/4025180/The_Portsmoor_Abysm/
Push boulders and watch them fall
The catacombs are a dangerous place to visit, filled with falling boulders, deadly miasma, ravenous plants, and much more. Learn to survive, solve puzzles, and make progress.
Face the monsters lurking in the darkness
The various monster you encounter will challenge you in different ways, but figuring out how each of them can be useful is key for descending through the chambers, towards your ultimate goal, escape!
Escape the catacombs and save the town
Uncover the secrets lurking in the catacombs: Who trapped you down here, and why? Who built these halls, and what is the source of the all the other-wordly horrors inhabiting them?
Enjoy the sights and sounds
The Portsmoor Abysm has hand-crafted pixels with a 16 bit vibe, coupled with atmospheric sounds and music. Explore the stylish catacombs.
Play the demo today, for Windows and Linux
The first episode, called The Catacombs, covers the first quarter of your quest. It introduces the story through 18 levels with various types of puzzles, based on terrifying monsters and environmental hazards.
Play the full game, on Steam!
The full game contains three more episodes, each of which is more challenging thatn the demo, and with new monsters, environments, and more mind-bending puzzles!
https://store.steampowered.com/app/4025180/The_Portsmoor_Abysm/
Features
- Gamepad and keyboard support with customizable key bindings
- Accessibility settings for game speed, light levels, and text sizes
- And much more...
The Portsmoor Abysm was originally a jam game simply called Abysm. The full game demo is longer, and every aspect of it has been improved, but the jam version is still available, and can be played in the browser.
| Updated | 14 days ago |
| Status | In development |
| Platforms | Windows, Linux |
| Rating | Rated 5.0 out of 5 stars (2 total ratings) |
| Author | Renons |
| Genre | Puzzle |
| Made with | Aseprite, Audacity, Rust, Bevy Engine |
| Tags | Atmospheric, bevy, boulderdash, Dark, Gravity, Lovecraftian Horror, Pixel Art, Retro, Sokoban |
| Average session | A few minutes |
| Languages | English |
| Inputs | Keyboard, Gamepad (any) |
| Links | Steam, Discord |
| Content | No generative AI was used |
Download
Development log
- The Portsmoor Abysm - Itch Demo Update14 days ago
- The Portsmoor Abysm - Out Now on SteamMar 21, 2026
- The Portsmoor Abysm - Full Game Release DateMar 18, 2026
- Abysm Demo Updated - Full Release on March 20thMar 07, 2026
- Abysm - Steam Next Fest Demo ReleaseFeb 22, 2026
- Abysm Demo updated and on SteamNov 06, 2025
- Abysm Demo Update and Steam PageOct 23, 2025
- Abysm - The Pale Queen - UpdatedSep 09, 2025




