Games like Flushed
Games like Flushed include Poppy Playtime, The Mortuary Assistant, Atomic Heart, Resident Evil Requiem, and Ready or Not. We matched them by the tags players give Flushed on Steam (Adventure, Singleplayer, Horror, Simulation, and Thriller): closest matches first, and among equally close ones the better-known games.

Poppy Playtime
Shared: Singleplayer · Horror · Adventure

The Mortuary Assistant
Shared: Horror · Singleplayer · Mystery

Atomic Heart
Shared: Adventure · Singleplayer · Horror

Resident Evil Requiem
Shared: Horror · Singleplayer · Action

Ready or Not
Shared: Singleplayer · Horror · Realistic

Five Nights at Freddy's: Security Breach
Shared: Singleplayer · Horror · Adventure

Bendy and the Dark Revival
Shared: Singleplayer · Horror · Adventure

Firewatch
Shared: Adventure · Singleplayer · Mystery

Little Nightmares II
Shared: Adventure · Horror · Singleplayer

The Forest
Shared: Horror · Adventure · Singleplayer

Alan Wake
Shared: Horror · Adventure · Singleplayer

Thief Simulator
Shared: Singleplayer · Simulation · Adventure

Totally Accurate Battle Simulator
Shared: Simulation · Singleplayer · Adventure

Subliminal
Shared: Singleplayer · Horror · Thriller

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

Contraband Police
Shared: Singleplayer · Simulation · Realistic

Choo-Choo Charles
Shared: Horror · Singleplayer · Adventure

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · Horror · Action

MiSide
Shared: Horror · Singleplayer · Thriller

Paper Dolls: Original /
Shared: Adventure · Horror · Thriller

The Complex: Expedition
Shared: Horror · Singleplayer · Adventure

Little Nightmares
Shared: Adventure · Horror · Singleplayer

Buckshot Roulette
Shared: Horror · Singleplayer · Indie

The Room
Shared: Singleplayer · Adventure · Mystery