Games like Ketamina
Games like Ketamina include Poppy Playtime, Firework, Sally Face - Episode One, Buckshot Roulette, and Garten of Banban. We matched them by the tags players give Ketamina on Steam (Indie, Puzzle, 3D, Investigation, and Logic): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Puzzle · Horror · Singleplayer

Firework
Shared: Indie · Puzzle · Horror

Sally Face - Episode One
Shared: Indie · Puzzle · Psychological Horror

Buckshot Roulette
Shared: Indie · Horror · Dark

Garten of Banban
Shared: Puzzle · Horror · 3D

Phasmophobia
Shared: Horror · Psychological Horror · Investigation

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

Garten of Banban 2
Shared: Puzzle · Horror · 3D

The Room Two
Shared: Puzzle · Mystery · Indie

Little Nightmares II
Shared: Puzzle · Horror · Singleplayer

The Room Three
Shared: Puzzle · Indie · Mystery

Blue Prince
Shared: Puzzle · Investigation · Mystery

Pony Island
Shared: Indie · Puzzle · Psychological Horror

Little Nightmares
Shared: Horror · Puzzle · Indie

Cube Escape Collection
Shared: Puzzle · Mystery · Indie

Garten of Banban 3
Shared: Puzzle · Horror · 3D

Metel - Horror Escape
Shared: Indie · Puzzle · 3D

Rusty Lake Paradise
Shared: Puzzle · Indie · Horror

The Room
Shared: Puzzle · Mystery · Indie

Fran Bow
Shared: Puzzle · Indie · Psychological Horror

Inside the Backrooms
Shared: Puzzle · Horror · Psychological Horror

MiSide
Shared: Psychological Horror · 3D · Horror

Garten of Banban 8: Anti Devil
Shared: Puzzle · Horror · 3D

No, I'm not a Human
Shared: Indie · Horror · Psychological Horror