The Midnight Biohazard

The Midnight Biohazard is a first person choice based horror game set in an abandoned mining site. You were sent there to clean the place up and retrieve secret documents in the mines. However the mines have a dark history with a serial killer that was killing in the mines back then.

At a glance

• Platform: Windows.
• Genres: Action, Adventure, Casual, Indie.
• Release date: Jul 22, 2026.
• Steam user reviews: 3 user reviews (67% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

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.

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