Games like Sparticles
Games like Sparticles include Rogue Legacy 2, Spelunky, Hollow Knight, Rogue Legacy, and Downwell. We matched them by the tags players give Sparticles on Steam (Indie, Platformer, and Arcade): closest matches first, and among equally close ones the better-known games.

Rogue Legacy 2
Shared: Arcade · Platformer · Indie

Spelunky
Shared: Platformer · Indie · Arcade

Hollow Knight
Shared: Platformer · Indie

Rogue Legacy
Shared: Platformer · Indie · Arcade

Downwell
Shared: Indie · Platformer · Arcade

Hollow Knight: Silksong
Shared: Indie · Platformer

LIMBO
Shared: Indie · Platformer

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

Super Meat Boy
Shared: Platformer · Indie

Defy Gravity Extended
Shared: Platformer · Indie · Arcade

Celeste
Shared: Indie · Platformer

FEZ
Shared: Platformer · Indie

Volgarr the Viking
Shared: Platformer · Indie · Arcade

BEEP
Shared: Indie · Platformer · Arcade

Cuphead
Shared: Platformer · Indie

Geometry Dash
Shared: Platformer · Indie · Arcade

Rivals of Aether
Shared: Indie · Platformer · Arcade

Skul: The Hero Slayer
Shared: Indie · Platformer

Risk of Rain (2013)
Shared: Indie · Platformer

Pizza Tower
Shared: Indie · Platformer

Dust: An Elysian Tail
Shared: Platformer · Indie

Broforce
Shared: Platformer · Indie · Arcade

GRIS
Shared: Indie · Platformer

The Basement Collection
Shared: Indie · Platformer · Arcade