Games like 222 Hearts
Games like 222 Hearts include Broforce, Skul: The Hero Slayer, Vampire Survivors, Sonic Mania, and Montaro. We matched them by the tags players give 222 Hearts on Steam (Casual, Action, Indie, 2D, and Platformer): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · 2D · Pixel Graphics

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

Vampire Survivors
Shared: 2D · Pixel Graphics · Indie

Sonic Mania
Shared: 2D · Platformer · Pixel Graphics

Montaro
Shared: Casual · Indie · Anime

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

Timberman
Shared: Casual · Indie · Action

Gensokyo Night Festival
Shared: Action · Indie · Casual

Katana ZERO
Shared: Action · Pixel Graphics · Platformer

Super Meat Boy
Shared: Indie · Platformer · 2D

Gravity Circuit
Shared: Action · Indie · Platformer

SANABI
Shared: Action · Pixel Graphics · 2D

Rogue Legacy
Shared: Indie · Platformer · Action

Freedom Planet
Shared: Action · Platformer · 2D

Pizza Tower
Shared: Indie · Platformer · Fast-Paced

BlazBlue Entropy Effect
Shared: Action · 2D · Platformer

Celeste
Shared: Indie · Pixel Graphics · Platformer

Bloodstained: Curse of the Moon
Shared: Action · Pixel Graphics · 2D

DJMAX RESPECT V
Shared: Casual · Action · Anime

Downwell
Shared: Indie · Pixel Graphics · Platformer

Gato Roboto
Shared: Indie · Action · 2D

Out There Somewhere
Shared: Indie · Platformer · Pixel Graphics

Rabi-Ribi
Shared: Anime · Pixel Graphics · Indie

Defy Gravity Extended
Shared: Indie · Platformer · 2D