Backrooms: Blackhole

Backrooms: Blackhole is a cooperative psychological horror game for 1–4 players. Somewhere deep within the endless halls, reality begins collapsing into a growing void that consumes light, sound, and everything around it. The deeper you descend, the less the world makes sense — and the harder...

At a glance

• Platform: Windows.
• Genres: Adventure, Casual, Indie, Simulation, Early Access.
• Release date: Jun 5, 2026.
• Steam user reviews: 4 user reviews (25% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

CDKeyCheap does not sell keys. We track and display prices; every purchase happens on the store you click through to.