Games like maze to the old castle
Games like maze to the old castle include Outer Wilds, The Room, Murders on the Yangtze River, A Short Hike, and Big Walk. We matched them by the tags players give maze to the old castle on Steam (Adventure, Casual, Nature, Mystery, and Puzzle): closest matches first, and among equally close ones the better-known games.

Outer Wilds
Shared: Adventure · Mystery · Exploration

The Room
Shared: Mystery · Puzzle · Adventure

Murders on the Yangtze River
Shared: Adventure · Puzzle · Mystery

A Short Hike
Shared: Adventure · Casual · Exploration

Big Walk
Shared: Adventure · Puzzle · Casual

Slime Rancher
Shared: Adventure · Exploration · Casual

Monument Valley
Shared: Adventure · Puzzle · Casual

The Room 4: Old Sins
Shared: Adventure · Mystery · Puzzle

Riven
Shared: Adventure · Puzzle · Mystery

Strange Jigsaws
Shared: Adventure · Casual · Puzzle

Flower
Shared: Casual · Adventure · Nature

Alba: A Wildlife Adventure
Shared: Casual · Nature · Adventure

FEZ
Shared: Puzzle · Adventure · Casual

Blue Prince
Shared: Mystery · Puzzle · Adventure

The Witness
Shared: Puzzle · Exploration · Adventure

Firewatch
Shared: Adventure · Mystery · Exploration

Chants of Sennaar
Shared: Adventure · Puzzle · Singleplayer

Carto
Shared: Puzzle · Adventure · Exploration

Spirit of the North
Shared: Adventure · Casual · Puzzle

Morphopolis
Shared: Puzzle · Casual · Adventure

Escape Simulator
Shared: Puzzle · Adventure · Mystery

Submerged
Shared: Nature · Casual · Adventure

The Artisan of Glimmith
Shared: Casual · Puzzle · Logic

DAVE THE DIVER
Shared: Casual · Adventure · Exploration