Games like Outbuddies DX
Games like Outbuddies DX include Hollow Knight, Hollow Knight: Silksong, Axiom Verge, Ori and the Will of the Wisps, and Skul: The Hero Slayer. We matched them by the tags players give Outbuddies DX on Steam (Indie, Metroidvania, Action, Adventure, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Metroidvania · Platformer · Indie

Hollow Knight: Silksong
Shared: Metroidvania · Indie · Difficult

Axiom Verge
Shared: Indie · Metroidvania · Pixel Graphics

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

Skul: The Hero Slayer
Shared: Indie · Action · Pixel Graphics

Shovel Knight: Treasure Trove
Shared: Indie · Pixel Graphics · Platformer

Celeste
Shared: Indie · Pixel Graphics · Difficult

Rain World
Shared: Indie · Difficult · Pixel Graphics

Hyper Light Drifter
Shared: Indie · Pixel Graphics · Adventure

Gato Roboto
Shared: Indie · Metroidvania · Action

Blasphemous
Shared: Metroidvania · Pixel Graphics · Indie

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

SANABI
Shared: Action · Pixel Graphics · Adventure

The Messenger
Shared: Metroidvania · Platformer · Pixel Graphics

Nine Sols
Shared: Metroidvania · Action · Difficult

Environmental Station Alpha
Shared: Metroidvania · Indie · Adventure

Dead Cells
Shared: Metroidvania · Adventure · Pixel Graphics

La-Mulana
Shared: Metroidvania · Indie · Adventure

ANIMAL WELL
Shared: Metroidvania · Pixel Graphics · Exploration

Out There Somewhere
Shared: Indie · Pixel Graphics · Platformer

Rogue Legacy 2
Shared: Metroidvania · Indie · Action

VVVVVV
Shared: Indie · Pixel Graphics · Platformer

Katana ZERO
Shared: Action · Pixel Graphics · Indie

Bloodstained: Curse of the Moon
Shared: Action · Pixel Graphics · Metroidvania