Games like Sibir
Games like Sibir include Lethal Company, Content Warning, Escape the Backrooms, Backrooms: Escape Together, and Pacify. We matched them by the tags players give Sibir on Steam (Procedural Generation, Psychological Horror, Exploration, Online Co-Op, and Casual): closest matches first, and among equally close ones the better-known games.
Lethal Company
Shared: Online Co-Op · Exploration · Psychological Horror
Content Warning
Shared: Procedural Generation · Online Co-Op · Exploration
Escape the Backrooms
Shared: Psychological Horror · Online Co-Op · Horror
Backrooms: Escape Together
Shared: Psychological Horror · Online Co-Op · Horror
Pacify
Shared: Online Co-Op · Psychological Horror · Exploration
PEAK
Shared: Online Co-Op · Exploration · Adventure
R.E.P.O.
Shared: Online Co-Op · Horror · Survival
7 Days to Die
Shared: Survival · Online Co-Op · Post-apocalyptic
Subnautica 2
Shared: Exploration · Survival · Horror
Phasmophobia
Shared: Psychological Horror · Online Co-Op · Horror
MISERY
Shared: Online Co-Op · Post-apocalyptic · Survival
Terraria
Shared: Survival · Exploration · Sandbox
No Man's Sky
Shared: Exploration · Procedural Generation · Survival
The Forest
Shared: Survival · Horror · Adventure
Inside the Backrooms
Shared: Psychological Horror · Horror · Online Co-Op
DayZ
Shared: Online Co-Op · Survival · Post-apocalyptic
Fears to Fathom® - Scratch Creek
Shared: Psychological Horror · Casual · Horror
MIMESIS
Shared: Psychological Horror · Online Co-Op · Exploration
Lunch Lady
Shared: Online Co-Op · Psychological Horror · Horror
Dead by Daylight
Shared: Online Co-Op · Horror · Survival
Starbound
Shared: Survival · Online Co-Op · Adventure
Valheim
Shared: Online Co-Op · Survival · Exploration
RV There Yet?
Shared: Online Co-Op · Exploration · Adventure
Don't Starve Together
Shared: Survival · Online Co-Op · Adventure