Games like Mushroom Crusher Extreme
Games like Mushroom Crusher Extreme include Broforce, UFO 50, Cuphead, Timberman, and Enter the Gungeon. We matched them by the tags players give Mushroom Crusher Extreme on Steam (Indie, Pixel Graphics, Difficult, Isometric, and Arcade): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Pixel Graphics · Action · Indie

UFO 50
Shared: Indie · Pixel Graphics · Action

Cuphead
Shared: Difficult · Indie · Local Co-Op

Timberman
Shared: Pixel Graphics · Indie · Action

Enter the Gungeon
Shared: Pixel Graphics · Difficult · Indie

Vampire Survivors
Shared: Pixel Graphics · Indie · Arcade

The Binding of Isaac: Rebirth
Shared: Indie · Difficult · Pixel Graphics

UBERMOSH
Shared: Pixel Graphics · Indie · Action

Hotline Miami
Shared: Indie · Pixel Graphics · Action

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

Hotline Miami 2: Wrong Number
Shared: Pixel Graphics · Difficult · Action

TowerFall Ascension
Shared: Indie · Pixel Graphics · Action

Streets of Rage 4
Shared: Indie · Action · Arcade

Super Meat Boy
Shared: Indie · Difficult · Pixel Graphics

Rivals of Aether
Shared: Pixel Graphics · Indie · Multiplayer

Risk of Rain (2013)
Shared: Indie · Pixel Graphics · Action

Celeste
Shared: Pixel Graphics · Difficult · Indie

Wizard of Legend
Shared: Pixel Graphics · Action · Local Co-Op

Exit the Gungeon
Shared: Indie · Arcade · Pixel Graphics

Overcooked! 2
Shared: Local Co-Op · Indie · Multiplayer

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

Nuclear Throne
Shared: Pixel Graphics · Indie · Difficult

Blazing Chrome
Shared: Pixel Graphics · Indie · Action

UBERMOSH Vol.5
Shared: Indie · Arcade · Pixel Graphics