Games like The Nightmare Journey
Games like The Nightmare Journey include Little Nightmares, LIMBO, Little Nightmares II, Sally Face - Episode One, and Firework. We matched them by the tags players give The Nightmare Journey on Steam (Puzzle Platformer, Psychological Horror, Horror, Hand-drawn, and Grand Strategy): closest matches first, and among equally close ones the better-known games.

Little Nightmares
Shared: Horror · Puzzle Platformer · Dark

LIMBO
Shared: Puzzle Platformer · Puzzle · Dark

Little Nightmares II
Shared: Horror · Psychological Horror · Dark

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

Firework
Shared: Horror · Psychological Horror · Puzzle

INSIDE
Shared: Puzzle Platformer · Horror · Dark

Poppy Playtime
Shared: Horror · Psychological Horror · Puzzle

SOMA
Shared: Psychological Horror · Horror · Dark

Fran Bow
Shared: Psychological Horror · Horror · Puzzle

Laughing to Die
Shared: Casual · Psychological Horror · Puzzle Platformer

DISTRAINT: Deluxe Edition
Shared: Psychological Horror · Horror · 2D

DARQ: Complete Edition
Shared: Horror · Psychological Horror · Dark

Buckshot Roulette
Shared: Horror · Dark · Psychological Horror

Rusty Lake Paradise
Shared: Psychological Horror · Horror · Puzzle

ROUTINE
Shared: Psychological Horror · Horror · Sci-fi

Outlast
Shared: Horror · Psychological Horror · Dark

Getting Over It with Bennett Foddy
Shared: Psychological Horror · Horror · Casual

OMORI
Shared: Psychological Horror · Hand-drawn · Horror

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

Defy Gravity Extended
Shared: Puzzle Platformer · Puzzle · 2D

Darkwood
Shared: Horror · Psychological Horror · Dark

Creepy Tale
Shared: Puzzle Platformer · Hand-drawn · Puzzle

Pacify
Shared: Horror · Psychological Horror · Dark

Pony Island
Shared: Psychological Horror · Puzzle · Horror