Games like Enigma Manor
Games like Enigma Manor include Left 4 Dead 2, Phasmophobia, Inside the Backrooms, Dead by Daylight, and Escape the Backrooms. We matched them by the tags players give Enigma Manor on Steam (Horror, Survival Horror, Psychological Horror, Action, and Online Co-Op): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Co-op · Horror · Multiplayer

Phasmophobia
Shared: Horror · Psychological Horror · Online Co-Op

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

Dead by Daylight
Shared: Horror · Survival Horror · Multiplayer

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

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

Lethal Company
Shared: Horror · Survival Horror · Online Co-Op

DEVOUR
Shared: Horror · Survival Horror · Online Co-Op

Pacify
Shared: Horror · Co-op · Psychological Horror

The Outlast Trials
Shared: Horror · Survival Horror · Co-op

GTFO
Shared: Horror · Online Co-Op · Co-op

BIGFOOT
Shared: Horror · Survival Horror · Multiplayer

Dying Light
Shared: Survival Horror · Horror · Online Co-Op

No More Room in Hell 2
Shared: Survival Horror · Co-op · Online Co-Op

Left 4 Dead
Shared: Co-op · Horror · Action

Outlast
Shared: Horror · Survival Horror · Psychological Horror

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

Ready or Not
Shared: Horror · Co-op · Multiplayer

Lunch Lady
Shared: Horror · Survival Horror · Co-op

Back 4 Blood
Shared: Online Co-Op · Multiplayer · Horror

In Silence
Shared: Horror · Survival Horror · Co-op

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

Killing Floor
Shared: Horror · Co-op · Action

Demonologist
Shared: Horror · Psychological Horror · Co-op