Games like Mutant Mudds Deluxe
Games like Mutant Mudds Deluxe include Celeste, Super Meat Boy, SANABI, VVVVVV, and Shovel Knight: Treasure Trove. We matched them by the tags players give Mutant Mudds Deluxe on Steam (Indie, 2D Platformer, Pixel Graphics, Singleplayer, and Precision Platformer): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: Pixel Graphics · Indie · Precision Platformer

Super Meat Boy
Shared: Indie · Precision Platformer · 2D Platformer

SANABI
Shared: Pixel Graphics · 2D Platformer · Action

VVVVVV
Shared: Pixel Graphics · Indie · 2D Platformer

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

Pizza Tower
Shared: 2D Platformer · Indie · Pixel Graphics

Katana ZERO
Shared: Pixel Graphics · 2D Platformer · Action

The Messenger
Shared: Pixel Graphics · Platformer · Indie

Downwell
Shared: Pixel Graphics · Indie · Precision Platformer

Jump King
Shared: Indie · Pixel Graphics · Precision Platformer

Gravity Circuit
Shared: Indie · Pixel Graphics · Platformer

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

Sonic Mania
Shared: Pixel Graphics · Platformer · Retro

Sonic Origins
Shared: 2D Platformer · Pixel Graphics · Action

Out There Somewhere
Shared: Indie · Pixel Graphics · Platformer

The End Is Nigh
Shared: Indie · Precision Platformer · Platformer

Hollow Knight
Shared: Platformer · Indie · Singleplayer

NINJA GAIDEN: Ragebound
Shared: 2D Platformer · Pixel Graphics · Action

Gato Roboto
Shared: Indie · Pixel Graphics · Action

Axiom Verge
Shared: Indie · Pixel Graphics · Platformer

Broforce
Shared: Pixel Graphics · Action · Indie

Hollow Knight: Silksong
Shared: Indie · Singleplayer · Platformer

Angry Video Game Nerd Adventures
Shared: Indie · Platformer · Pixel Graphics

Geometry Dash
Shared: Precision Platformer · Singleplayer · Indie