SUBSTRATUM: Deep Facility
FreeAdventureHTML5
Free early prototype: walk through grey rooms, open a door. No story, enemies or goal in this build.
About SUBSTRATUM: Deep Facility
SUBSTRATUM: Deep Facility is a free browser game by videogiochitop, shared on itch.io. It's tagged Adventure. It plays right in your phone or desktop browser, with nothing to install. Published on Oct 20, 2026.
- Developer
- videogiochitop
- Tags
- Adventure, HTML5, Windows, macOS, Android
- Plays on
- Phone & desktop browser (HTML5)
- Published
- Tue, 20 Oct 2026
