Games like Super Pig X
Games like Super Pig X include Hollow Knight, Hollow Knight: Silksong, Getting Over It with Bennett Foddy, Cuphead, and Super Meat Boy. We matched them by the tags players give Super Pig X on Steam (Indie, Difficult, Funny, and Platformer): closest matches first, and among equally close ones the better-known games.

Hollow Knight
Shared: Difficult · Platformer · Indie

Hollow Knight: Silksong
Shared: Difficult · Indie · Platformer

Getting Over It with Bennett Foddy
Shared: Difficult · Funny · Indie

Cuphead
Shared: Difficult · Platformer · Indie

Super Meat Boy
Shared: Difficult · Indie · Platformer

Celeste
Shared: Difficult · Indie · Platformer

Geometry Dash
Shared: Difficult · Platformer · Indie

Pizza Tower
Shared: Indie · Funny · Platformer

Rain World
Shared: Difficult · Indie · Platformer

Jump King
Shared: Difficult · Indie · Platformer

Spelunky 2
Shared: Difficult · Platformer · Indie

Pogostuck: Rage With Your Friends
Shared: Difficult · Platformer · Indie

Shovel Knight: Treasure Trove
Shared: Platformer · Indie · Difficult

Squishy the Suicidal Pig
Shared: Indie · Platformer · Difficult

Angry Video Game Nerd Adventures
Shared: Indie · Platformer · Difficult

Spelunky
Shared: Indie · Platformer · Difficult

The End Is Nigh
Shared: Indie · Difficult · Platformer

Nine Sols
Shared: Difficult · Platformer · Indie

Risk of Rain (2013)
Shared: Indie · Platformer · Difficult

Super Meat Boy Forever
Shared: Indie · Difficult · Platformer

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

The Binding of Isaac: Rebirth
Shared: Indie · Difficult

LIMBO
Shared: Indie · Platformer · Difficult

Defy Gravity Extended
Shared: Indie · Platformer · Difficult