Games like Moustache Mountain
Games like Moustache Mountain include Super Meat Boy, Celeste, Vampire Survivors, Jump King, and Shovel Knight: Treasure Trove. We matched them by the tags players give Moustache Mountain on Steam (Local Co-Op, Difficult, Precision Platformer, Pixel Graphics, and Retro): closest matches first, and among equally close ones the better-known games.
Super Meat Boy
Shared: Precision Platformer · Difficult · Pixel Graphics
Celeste
Shared: Difficult · Precision Platformer · Pixel Graphics
Vampire Survivors
Shared: Pixel Graphics · Roguelite · Singleplayer
Jump King
Shared: Difficult · Precision Platformer · Pixel Graphics
Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Retro · Difficult
Broforce
Shared: Pixel Graphics · Local Co-Op · Action
Geometry Dash
Shared: Difficult · Precision Platformer · Singleplayer
Skul: The Hero Slayer
Shared: Pixel Graphics · Roguelite · Difficult
Cuphead
Shared: Difficult · Local Co-Op · Platformer
The Binding of Isaac: Rebirth
Shared: Difficult · Pixel Graphics · Local Co-Op
VVVVVV
Shared: Precision Platformer · Pixel Graphics · Difficult
SANABI
Shared: Pixel Graphics · Singleplayer · Difficult
Downwell
Shared: Precision Platformer · Pixel Graphics · Difficult
The Messenger
Shared: Retro · Pixel Graphics · Platformer
Enter the Gungeon
Shared: Difficult · Pixel Graphics · Local Co-Op
Angry Video Game Nerd Adventures
Shared: Difficult · Retro · Pixel Graphics
Bread & Fred
Shared: Local Co-Op · Pixel Graphics · Difficult
The End Is Nigh
Shared: Precision Platformer · Difficult · Platformer
Dungreed
Shared: Pixel Graphics · Roguelite · Difficult
Bloodstained: Curse of the Moon
Shared: Pixel Graphics · Retro · Difficult
Pogostuck: Rage With Your Friends
Shared: Difficult · Precision Platformer · Funny
Huntdown
Shared: Pixel Graphics · Local Co-Op · Side Scroller
Electronic Super Joy
Shared: Difficult · Pixel Graphics · Precision Platformer
Risk of Rain (2013)
Shared: Pixel Graphics · Difficult · Platformer