Games like Orange Moon
Games like Orange Moon include Dust: An Elysian Tail, Rogue Legacy 2, Nine Sols, Hollow Knight, and MO:Astray. We matched them by the tags players give Orange Moon on Steam (Action, Indie, Adventure, RPG, and Gore): closest matches first, and among equally close ones the better-known games.

Dust: An Elysian Tail
Shared: Action · Indie · Platformer

Rogue Legacy 2
Shared: Action · Indie · Platformer

Nine Sols
Shared: Action · Metroidvania · Platformer

Hollow Knight
Shared: Platformer · Metroidvania · Indie

MO:Astray
Shared: Action · Indie · Adventure

CARRION
Shared: Action · Gore · Indie

UnEpic
Shared: Indie · RPG · Action

Blasphemous
Shared: Metroidvania · Gore · Indie

Hollow Knight: Silksong
Shared: Indie · Metroidvania · Platformer

Bloodstained: Ritual of the Night
Shared: Action · RPG · Adventure

Salt and Sanctuary
Shared: Action · Metroidvania · RPG

Axiom Verge
Shared: Indie · Action · Metroidvania

Rogue Legacy
Shared: Indie · Action · Platformer

Ori and the Will of the Wisps
Shared: Action · Platformer · Metroidvania

ICEY
Shared: Action · Adventure · Indie

Skul: The Hero Slayer
Shared: Action · Indie · Platformer

Zombotron
Shared: Action · Adventure · Indie

The Vagrant
Shared: Action · RPG · Adventure

Gato Roboto
Shared: Indie · Action · Adventure

Ghost 1.0
Shared: Indie · Action · Adventure

SteamWorld Dig 2
Shared: Adventure · Indie · Action

Iconoclasts
Shared: Indie · Action · Adventure

Dungeon Munchies
Shared: Action · Indie · Adventure

Out There Somewhere
Shared: Indie · Platformer · Adventure