Games like The Candyman: Legacy
Games like The Candyman: Legacy include Firewatch, What Remains of Edith Finch, The Exit 8, Little Nightmares, and Scanner Sombre. We matched them by the tags players give The Candyman: Legacy on Steam (Adventure, Walking Simulator, 3D, Puzzle, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

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

The Exit 8
Shared: Walking Simulator · Puzzle · Exploration

Little Nightmares
Shared: Adventure · Atmospheric · Puzzle

Scanner Sombre
Shared: Walking Simulator · Adventure · Exploration

Layers of Fear (2016)
Shared: Walking Simulator · Adventure · Atmospheric

Little Nightmares II
Shared: Adventure · Puzzle · Horror

NaissanceE
Shared: Walking Simulator · Exploration · Adventure

COCOON
Shared: Adventure · Puzzle · Exploration

Inside the Backrooms
Shared: Puzzle · Adventure · Horror

Outer Wilds
Shared: Adventure · Exploration · Puzzle

INFRA
Shared: Puzzle · Walking Simulator · Adventure

LIMBO
Shared: Puzzle · Adventure · Atmospheric

SOMA
Shared: Atmospheric · Horror · Exploration

The Talos Principle 2
Shared: Puzzle · Walking Simulator · First-Person

Quern - Undying Thoughts
Shared: Adventure · Puzzle · Walking Simulator

PEAK
Shared: Adventure · Exploration · 3D

The Witness
Shared: Puzzle · Exploration · First-Person

Riven
Shared: Adventure · Puzzle · Exploration

Poppy Playtime
Shared: Puzzle · First-Person · Horror

Among the Sleep - Enhanced Edition
Shared: Adventure · Walking Simulator · Atmospheric

Portal 2
Shared: Puzzle · First-Person · 3D Platformer

Amnesia: A Machine For Pigs
Shared: Walking Simulator · First-Person · Atmospheric

Spirit of the North
Shared: Adventure · Puzzle · Exploration