Games like Backrooms Union
Games like Backrooms Union include Lethal Company, Content Warning, PEAK, R.E.P.O., and Murky Divers. We matched them by the tags players give Backrooms Union on Steam (Exploration, Time Management, Funny, Dungeon Crawler, and Perma Death): closest matches first, and among equally close ones the better-known games.

Lethal Company
Shared: Online Co-Op · Exploration · Funny

Content Warning
Shared: Exploration · Online Co-Op · Horror

PEAK
Shared: Exploration · Online Co-Op · Adventure

R.E.P.O.
Shared: Online Co-Op · Horror · Funny

Murky Divers
Shared: Funny · Exploration · Horror

Escape the Backrooms
Shared: Horror · Online Co-Op · Exploration

Zort
Shared: Funny · Online Co-Op · Horror

MIMESIS
Shared: Funny · Online Co-Op · Exploration

PILGRIM
Shared: Exploration · Dungeon Crawler · Horror

Pacify
Shared: Online Co-Op · Exploration · Horror

Backrooms: Escape Together
Shared: Online Co-Op · Horror · Exploration

Nuclear Nightmare
Shared: Online Co-Op · Horror · Exploration

KLETKA
Shared: Horror · Online Co-Op · Action

RV There Yet?
Shared: Funny · Online Co-Op · Exploration

Baldi's Basics Plus
Shared: Funny · Horror · Exploration

Burglin' Gnomes
Shared: Funny · Exploration · Action

Five Nights at Freddy's: Secret of the Mimic
Shared: Exploration · Horror · Action

Sea of Thieves: 2026 Edition
Shared: Online Co-Op · Exploration · Action

Species: Unknown
Shared: Online Co-Op · Exploration · Horror

Five Nights at Freddy's: Security Breach
Shared: Horror · Exploration · Action

The Headliners
Shared: Funny · Online Co-Op · Horror

Wayfinder
Shared: Exploration · Dungeon Crawler · Online Co-Op

YAPYAP
Shared: Online Co-Op · Horror · Exploration

Sketchy's Contract
Shared: Exploration · Online Co-Op · Horror