Games like Biohazard Protocol
Games like Biohazard Protocol include PEAK, Escape the Backrooms, R.E.P.O., Lethal Company, and Backrooms: Escape Together. We matched them by the tags players give Biohazard Protocol on Steam (Online Co-Op, Horror, Multiplayer, Action, and Atmospheric): closest matches first, and among equally close ones the better-known games.
PEAK
Shared: Online Co-Op · Multiplayer · Co-op
Escape the Backrooms
Shared: Horror · Online Co-Op · Multiplayer
R.E.P.O.
Shared: Online Co-Op · Horror · Multiplayer
Lethal Company
Shared: Online Co-Op · Horror · Co-op
Backrooms: Escape Together
Shared: Horror · Online Co-Op · Multiplayer
Content Warning
Shared: Online Co-Op · Horror · Multiplayer
Phasmophobia
Shared: Online Co-Op · Horror · Multiplayer
Dead by Daylight
Shared: Horror · Multiplayer · Online Co-Op
Left 4 Dead 2
Shared: Multiplayer · Online Co-Op · Action
Left 4 Dead
Shared: Multiplayer · Horror · Action
Pacify
Shared: Online Co-Op · Horror · Multiplayer
DEVOUR
Shared: Online Co-Op · Horror · Multiplayer
RV There Yet?
Shared: Multiplayer · Online Co-Op · Co-op
Labyrinthine
Shared: Online Co-Op · Horror · Multiplayer
How to Fish
Shared: Online Co-Op · Multiplayer · Co-op
Inside the Backrooms
Shared: Horror · Multiplayer · Online Co-Op
Sea of Thieves: 2026 Edition
Shared: Multiplayer · Online Co-Op · Action
BIGFOOT
Shared: Horror · Multiplayer · Online Co-Op
Nuclear Nightmare
Shared: Online Co-Op · Horror · Multiplayer
The Headliners
Shared: Online Co-Op · Horror · Multiplayer
Zort
Shared: Online Co-Op · Horror · Co-op
Outlast
Shared: Horror · Atmospheric · Multiplayer
GONE Fishing
Shared: Horror · Action · Online Co-Op
Dying Light
Shared: Horror · Online Co-Op · Action