Games like Escape from Castle Porcrest
Games like Escape from Castle Porcrest include Outer Wilds, Inside the Backrooms, Atomic Heart, Metro Exodus, and Half-Life 2. We matched them by the tags players give Escape from Castle Porcrest on Steam (Adventure, Action, Puzzle, Dungeon Crawler, and Exploration): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Adventure · Exploration · Puzzle

Inside the Backrooms
Shared: Puzzle · Adventure · Horror

Atomic Heart
Shared: Adventure · Action · FPS

Metro Exodus
Shared: FPS · Action · Adventure

Half-Life 2
Shared: Action · FPS · Adventure

Firewatch
Shared: Adventure · Atmospheric · Exploration

BioShock Infinite
Shared: Action · Adventure · FPS

Fallout 4
Shared: Adventure · Exploration · Action

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

METRO 2033 Redux
Shared: Action · FPS · Atmospheric

PEAK
Shared: Adventure · Exploration · First-Person

Poppy Playtime
Shared: Puzzle · Horror · First-Person

What Remains of Edith Finch
Shared: Adventure · Exploration · Atmospheric

SOMA
Shared: Horror · Atmospheric · Exploration

Stray
Shared: Adventure · Exploration · Puzzle

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

Amnesia: The Dark Descent
Shared: Puzzle · Horror · Adventure

Tomb Raider Game of the Year
Shared: Adventure · Action · Exploration

Black Mesa
Shared: Action · FPS · First-Person

Rise of the Tomb Raider™
Shared: Adventure · Action · Exploration

METRO Last Light Redux
Shared: Action · FPS · Atmospheric

Escape the Backrooms
Shared: Adventure · Horror · Exploration

The Forest
Shared: Adventure · Action · Horror

Blue Prince
Shared: Puzzle · Exploration · Adventure