Games like Old Evil
Games like Old Evil include Outlast, Far Cry® 5, Resident Evil Village, Metro Exodus, and Resident Evil Requiem. We matched them by the tags players give Old Evil on Steam (Action, Action-Adventure, Walking Simulator, Exploration, and FPS): closest matches first, and among equally close ones the better-known games.

Outlast
Shared: First-Person · Atmospheric · Action

Far Cry® 5
Shared: Action-Adventure · FPS · Exploration

Resident Evil Village
Shared: Action · First-Person · FPS

Metro Exodus
Shared: FPS · Action · Atmospheric

Resident Evil Requiem
Shared: Action · FPS · Action-Adventure

DOOM Eternal
Shared: Action · FPS · Gore

Resident Evil 7 Biohazard
Shared: First-Person · Action · Atmospheric

Outlast 2
Shared: First-Person · Atmospheric · Gore

What Remains of Edith Finch
Shared: Walking Simulator · Exploration · Atmospheric

Far Cry® 6
Shared: Action-Adventure · FPS · Action

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: FPS · Exploration · Atmospheric

SOMA
Shared: Atmospheric · Exploration · Dark

DOOM
Shared: Action · FPS · First-Person

METRO 2033 Redux
Shared: FPS · Action · Atmospheric

A Plague Tale: Requiem
Shared: Action · Action-Adventure · Exploration

Pyromaniac
Shared: Action · Action-Adventure · Walking Simulator

The Long Dark
Shared: Exploration · Survival · Atmospheric

BioShock Infinite
Shared: Action · FPS · First-Person

Call of Duty®
Shared: Action · FPS · First-Person

Wolfenstein II: The New Colossus
Shared: Action · FPS · First-Person

SILENT HILL: Townfall
Shared: Action · Action-Adventure · Exploration

METRO Last Light Redux
Shared: Action · FPS · Atmospheric

Firewatch
Shared: Walking Simulator · Atmospheric · Exploration

Five Nights at Freddy's: Secret of the Mimic
Shared: Action · First-Person · Exploration