Games like Colette's Sugar Madness
Games like Colette's Sugar Madness include Skul: The Hero Slayer, Hollow Knight, Broforce, Dust: An Elysian Tail, and Rogue Legacy. We matched them by the tags players give Colette's Sugar Madness on Steam (Indie, Action, Platformer, and 2D): closest matches first, and among equally close ones the better-known games.

Skul: The Hero Slayer
Shared: Indie · Action · 2D

Hollow Knight
Shared: Platformer · Indie · 2D

Broforce
Shared: Action · 2D · Platformer

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

Rogue Legacy
Shared: Indie · Platformer · Action

Katana ZERO
Shared: Action · Platformer · Indie

BlazBlue Entropy Effect
Shared: Action · 2D · Platformer

Hollow Knight: Silksong
Shared: Indie · 2D · Platformer

Nine Sols
Shared: 2D · Platformer · Action

Mark of the Ninja
Shared: Platformer · Indie · Action

Awesomenauts
Shared: Platformer · 2D · Action

Shovel Knight: Treasure Trove
Shared: Platformer · Indie · 2D

Cuphead
Shared: Platformer · Indie · 2D

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

Deadlight
Shared: Action · Platformer · Indie

Rogue Legacy 2
Shared: Platformer · Action · Indie

Gravity Circuit
Shared: Action · Indie · Platformer

Super Meat Boy
Shared: Platformer · Indie · 2D

Spelunky
Shared: Platformer · Indie · 2D

BEEP
Shared: Indie · Platformer · 2D

Mark of the Ninja: Remastered
Shared: Action · Indie · 2D

Defy Gravity Extended
Shared: Indie · Platformer · 2D

LIMBO
Shared: Indie · Platformer · 2D

UnEpic
Shared: Indie · Platformer · Action