Games like Zemblanity
Games like Zemblanity include Poppy Playtime, Sally Face - Episode One, Little Nightmares II, The Room Two, and Little Nightmares. We matched them by the tags players give Zemblanity on Steam (Horror, Adventure, Dark, Atmospheric, and Puzzle): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Horror · Puzzle · Dark

Sally Face - Episode One
Shared: Horror · Dark · Psychological Horror

Little Nightmares II
Shared: Horror · Adventure · Dark

The Room Two
Shared: Puzzle · Horror · Atmospheric

Little Nightmares
Shared: Horror · Adventure · Atmospheric

SOMA
Shared: Horror · Atmospheric · Psychological Horror

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

Layers of Fear (2016)
Shared: Horror · Atmospheric · Psychological Horror

The Room
Shared: Puzzle · Atmospheric · Adventure

The Room Three
Shared: Adventure · Puzzle · Atmospheric

Inside the Backrooms
Shared: Horror · Puzzle · Adventure

Outlast
Shared: Horror · Atmospheric · Psychological Horror

Firewatch
Shared: Adventure · Atmospheric · Mystery

Amnesia: The Dark Descent
Shared: Horror · Atmospheric · Psychological Horror

Outer Wilds
Shared: Adventure · Atmospheric · Mystery

Fran Bow
Shared: Horror · Psychological Horror · Adventure

Amnesia: A Machine For Pigs
Shared: Horror · Atmospheric · Psychological Horror

Visage
Shared: Horror · Dark · Psychological Horror

Garten of Banban
Shared: Horror · Psychological Horror · Puzzle

Bendy and the Ink Machine
Shared: Horror · Puzzle · Dark

ROUTINE
Shared: Atmospheric · Dark · Psychological Horror

Rusty Lake Paradise
Shared: Adventure · Puzzle · Horror

Mouthwashing
Shared: Horror · Psychological Horror · Atmospheric

Scorn
Shared: Horror · Atmospheric · Puzzle