Games like O.B.O.L
Games like O.B.O.L include Buckshot Roulette, CloverPit, Poppy Playtime, Outlast, and Still Wakes the Deep. We matched them by the tags players give O.B.O.L on Steam (Lovecraftian, Horror, Psychological Horror, Gambling, and Dark): closest matches first, and among equally close ones the better-known games.

Buckshot Roulette
Shared: Horror · Gambling · Dark

CloverPit
Shared: Gambling · Psychological Horror · Horror

Poppy Playtime
Shared: Horror · Singleplayer · Psychological Horror

Outlast
Shared: Horror · Psychological Horror · Singleplayer

Still Wakes the Deep
Shared: Horror · Psychological Horror · Lovecraftian

SOMA
Shared: Horror · Psychological Horror · Dark

Darkwood
Shared: Horror · Psychological Horror · Dark

No, I'm not a Human
Shared: Horror · Psychological Horror · Singleplayer

Outlast 2
Shared: Horror · Psychological Horror · Dark

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

Little Nightmares II
Shared: Horror · Dark · Psychological Horror

Escape the Backrooms
Shared: Horror · Psychological Horror · 3D

Garten of Banban
Shared: Horror · Psychological Horror · Singleplayer

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

Ultimate Custom Night
Shared: Horror · Singleplayer · Strategy

MiSide
Shared: Psychological Horror · Horror · Singleplayer

Phasmophobia
Shared: Horror · Psychological Horror · Dark

Five Nights at Freddy's 2
Shared: Horror · Psychological Horror · Singleplayer

Little Nightmares
Shared: Horror · Dark · Singleplayer

Bendy and the Ink Machine
Shared: Horror · Singleplayer · Dark

Layers of Fear (2016)
Shared: Horror · Psychological Horror · Singleplayer

Five Nights at Freddy's 4
Shared: Horror · Singleplayer · Dark

Dagon: by H. P. Lovecraft
Shared: Lovecraftian · Horror · Psychological Horror

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