Games like School Labyrinth
Games like School Labyrinth include R.E.P.O., Escape the Backrooms, Dead by Daylight, Phasmophobia, and PEAK. We matched them by the tags players give School Labyrinth on Steam (Horror, Online Co-Op, Multiplayer, Procedural Generation, and Action): closest matches first, and among equally close ones the better-known games.

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

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

Dead by Daylight
Shared: Horror · Multiplayer · Online Co-Op

Phasmophobia
Shared: Horror · Online Co-Op · Multiplayer

PEAK
Shared: Online Co-Op · Multiplayer · Co-op

Content Warning
Shared: Horror · Online Co-Op · Procedural Generation

ELDEN RING NIGHTREIGN
Shared: Online Co-Op · Multiplayer · Co-op

Gunfire Reborn
Shared: Online Co-Op · Multiplayer · Roguelike

Left 4 Dead 2
Shared: Multiplayer · Online Co-Op · Co-op

Risk of Rain 2
Shared: Multiplayer · Co-op · Action

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

PAYDAY 2
Shared: Action · Multiplayer · Co-op

Pacify
Shared: Horror · Online Co-Op · Multiplayer

GTFO
Shared: Horror · Online Co-Op · Multiplayer

Labyrinthine
Shared: Horror · Online Co-Op · Multiplayer

Ravenswatch
Shared: Online Co-Op · Multiplayer · Co-op

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

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

Lunch Lady
Shared: Horror · Online Co-Op · Multiplayer

DEVOUR
Shared: Horror · Online Co-Op · Multiplayer

In Silence
Shared: Horror · Online Co-Op · Multiplayer

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

Resident Evil 5
Shared: Online Co-Op · Action · Horror

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