Games like KARMA: The Dark World Artbook
Games like KARMA: The Dark World Artbook include KARMA: The Dark World, Firewatch, Layers of Fear (2016), SOMA, and What Remains of Edith Finch. We matched them by the tags players give KARMA: The Dark World Artbook on Steam (Walking Simulator, Adventure, First-Person, Horror, and Atmospheric): closest matches first, and among equally close ones the better-known games.

KARMA: The Dark World
Shared: Walking Simulator · First-Person · Horror

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

Layers of Fear (2016)
Shared: Walking Simulator · Horror · First-Person

SOMA
Shared: Horror · Atmospheric · Psychological Horror

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · First-Person

Outlast
Shared: First-Person · Horror · Atmospheric

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

The Beginner's Guide
Shared: Walking Simulator · First-Person · Atmospheric

Still Wakes the Deep
Shared: Horror · Walking Simulator · First-Person

ROUTINE
Shared: Sci-fi · Atmospheric · Adventure

Lethal Company
Shared: First-Person · Horror · Sci-fi

Mouthwashing
Shared: Horror · Atmospheric · Psychological Horror

Blair Witch
Shared: Adventure · Horror · First-Person

MiSide
Shared: Horror · First-Person · Psychological Horror

Scanner Sombre
Shared: Walking Simulator · Horror · Adventure

>observer_
Shared: Horror · Atmospheric · Walking Simulator

The Park®
Shared: Walking Simulator · Horror · First-Person

Among the Sleep - Enhanced Edition
Shared: Horror · Adventure · First-Person

The Beast Inside
Shared: Adventure · Horror · First-Person

Poppy Playtime
Shared: Horror · First-Person · Singleplayer

Fears to Fathom - Ironbark Lookout
Shared: Horror · Atmospheric · Adventure

Visage
Shared: Horror · First-Person · Psychological Horror

The Talos Principle
Shared: First-Person · Sci-fi · Atmospheric

Little Nightmares
Shared: Adventure · Horror · Atmospheric