Games like OtherSoul
Games like OtherSoul include Resident Evil Requiem, Resident Evil Village, Five Nights at Freddy's: Security Breach, METRO 2033 Redux, and METRO Last Light Redux. We matched them by the tags players give OtherSoul on Steam (Action, Horror, Arcade, FPS, and Casual): closest matches first, and among equally close ones the better-known games.

Resident Evil Requiem
Shared: Horror · Action · Survival Horror

Resident Evil Village
Shared: Horror · Action · Survival Horror

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

METRO 2033 Redux
Shared: FPS · Horror · Action

METRO Last Light Redux
Shared: Action · FPS · Horror

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

Metro Exodus
Shared: FPS · Action · Horror

Dark Deception
Shared: Horror · Action · First-Person

Outlast
Shared: Horror · Survival Horror · First-Person

DOOM
Shared: Action · FPS · Demons

Resident Evil 4
Shared: Action · Horror · Survival Horror

DOOM 3
Shared: Action · Horror · FPS

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

The Outlast Trials
Shared: Horror · Survival Horror · Action

Dying Light
Shared: Horror · Survival Horror · Action

Poppy Playtime
Shared: Horror · Survival Horror · First-Person

It Steals
Shared: Horror · FPS · Arcade

Bendy and the Ink Machine
Shared: Horror · First-Person · Survival Horror

FIVE NIGHTS AT FREDDY'S: HELP WANTED
Shared: Horror · Action · Survival Horror

BioShock™ Remastered
Shared: FPS · Horror · Action

Dishonored
Shared: Action · First-Person · Multiple Endings

Half-Life: Alyx
Shared: Horror · FPS · Action

Black Mesa
Shared: Action · FPS · First-Person

Nightmare of Decay
Shared: Action · Horror · FPS