Games like Bughouse
Games like Bughouse include Outlast, Poppy Playtime, The Outlast Trials, Five Nights at Freddy's: Security Breach, and Escape the Backrooms. We matched them by the tags players give Bughouse on Steam (Psychological Horror, Horror, Survival Horror, Dark, and Action): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: Horror · Survival Horror · Psychological Horror

Poppy Playtime
Shared: Horror · Survival Horror · Psychological Horror

The Outlast Trials
Shared: Horror · Psychological Horror · Survival Horror

Five Nights at Freddy's: Security Breach
Shared: Horror · Survival Horror · Multiple Endings

Escape the Backrooms
Shared: Horror · Psychological Horror · Survival Horror

Outlast 2
Shared: Psychological Horror · Horror · Survival Horror

Darkwood
Shared: Horror · Survival Horror · Psychological Horror

Amnesia: The Dark Descent
Shared: Horror · Psychological Horror · Survival Horror

Pacify
Shared: Horror · Psychological Horror · Survival Horror

Bendy and the Dark Revival
Shared: Horror · Survival Horror · Action

SOMA
Shared: Psychological Horror · Horror · Dark

Lethal Company
Shared: Horror · Survival Horror · Psychological Horror

Resident Evil Village
Shared: Horror · Survival Horror · Action

Phasmophobia
Shared: Horror · Psychological Horror · Dark

Slender: The Arrival
Shared: Horror · Survival Horror · Psychological Horror

Inside the Backrooms
Shared: Horror · Survival Horror · Psychological Horror

Resident Evil 7 Biohazard
Shared: Horror · Survival Horror · Psychological Horror

Resident Evil Requiem
Shared: Survival Horror · Horror · Action

Little Nightmares II
Shared: Horror · Psychological Horror · Dark

DEVOUR
Shared: Horror · Survival Horror · Psychological Horror

IMSCARED
Shared: Horror · Psychological Horror · Dark

Visage
Shared: Psychological Horror · Horror · Survival Horror

Granny Remake
Shared: Horror · Survival Horror · Psychological Horror

Five Nights at Freddy's
Shared: Horror · Survival Horror · Psychological Horror