Games like Rumia in the darkness
Games like Rumia in the darkness include Gunpoint, Portal 2, Little Nightmares II, Little Nightmares, and Word Game. We matched them by the tags players give Rumia in the darkness on Steam (Puzzle, Strategy, Stealth, Dark, and Dark Humor): closest matches first, and among equally close ones the better-known games.

Gunpoint
Shared: Puzzle · Stealth · Strategy

Portal 2
Shared: Puzzle · Dark Humor · Funny

Little Nightmares II
Shared: Puzzle · Dark · Adventure

Little Nightmares
Shared: Puzzle · Dark · Adventure

Word Game
Shared: Puzzle · Strategy · Exploration

LIMBO
Shared: Puzzle · Dark · Adventure

Kindergarten
Shared: Puzzle · Dark Humor · Funny

Kindergarten 2
Shared: Puzzle · Adventure · Dark Humor

Rise of the Tomb Raider™
Shared: Adventure · Puzzle · Exploration

Monument Valley
Shared: Puzzle · Strategy · Adventure

Party Hard
Shared: Strategy · Stealth · Dark Humor

Chants of Sennaar
Shared: Puzzle · Adventure · Indie

Little Inferno
Shared: Puzzle · Dark Humor · Funny

Neighbours back From Hell
Shared: Puzzle · Stealth · Adventure

Deponia
Shared: Puzzle · Adventure · Dark Humor

A Plague Tale: Innocence
Shared: Stealth · Adventure · Dark

There Is No Game: Wrong Dimension
Shared: Puzzle · Adventure · Indie

Out of Sight
Shared: Puzzle · Dark · Stealth

Evoland
Shared: Adventure · Retro · Puzzle

Buckshot Roulette
Shared: Dark · Strategy · Puzzle

60 Seconds! Reatomized
Shared: Strategy · Dark Humor · Exploration

Amnesia: Rebirth
Shared: Puzzle · Stealth · Exploration

The Legend of Bum-Bo
Shared: Strategy · Puzzle · Adventure

The WereCleaner
Shared: Stealth · Strategy · Dark Humor