Games like Downward Spiral: Prologue
Games like Downward Spiral: Prologue include Hyper Light Drifter, Deliver Us The Moon, Vertigo Remastered, Black Mesa, and GRIS. We matched them by the tags players give Downward Spiral: Prologue on Steam (Action, Indie, Adventure, Atmospheric, and Online Co-Op): closest matches first, and among equally close ones the better-known games.

Hyper Light Drifter
Shared: Indie · Adventure · Atmospheric

Deliver Us The Moon
Shared: Indie · Action · Adventure

Vertigo Remastered
Shared: Action · Indie · Adventure

Black Mesa
Shared: Action · Sci-fi · Atmospheric

GRIS
Shared: Indie · Atmospheric · Adventure

BONEWORKS
Shared: Action · VR · Adventure

Half-Life 2
Shared: Action · Sci-fi · Adventure

Bastion
Shared: Indie · Action · Great Soundtrack

Ori and the Will of the Wisps
Shared: Action · Great Soundtrack · Adventure

MO:Astray
Shared: Action · Indie · Adventure

PEAK
Shared: Adventure · Online Co-Op · Atmospheric

Seen
Shared: Indie · Adventure · Action

Hollow Knight
Shared: Indie · Great Soundtrack · Adventure

Brothers - A Tale of Two Sons
Shared: Adventure · Indie · Atmospheric

Hollow Knight: Silksong
Shared: Indie · Great Soundtrack · Adventure

Valley
Shared: Adventure · Indie · Action

Spooky's Jump Scare Mansion: HD Renovation
Shared: Indie · Adventure · Action

Axiom Verge
Shared: Indie · Action · Great Soundtrack

Journey
Shared: Adventure · Indie · Atmospheric

Outer Wilds
Shared: Adventure · Great Soundtrack · Atmospheric

Lethal Company
Shared: Online Co-Op · Atmospheric · Sci-fi

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

Transistor
Shared: Indie · Great Soundtrack · Sci-fi

Hotline Miami
Shared: Action · Indie · Great Soundtrack