Games like Metaloid : Origin
Games like Metaloid : Origin include Broforce, Skul: The Hero Slayer, Shovel Knight: Treasure Trove, Sonic Mania, and SANABI. We matched them by the tags players give Metaloid : Origin on Steam (Action, Indie, 2D, Pixel Graphics, and Platformer): closest matches first, and among equally close ones the better-known games.

Broforce
Shared: Action · Pixel Graphics · 2D

Skul: The Hero Slayer
Shared: Action · Indie · Pixel Graphics

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

Sonic Mania
Shared: 2D · Platformer · Pixel Graphics

SANABI
Shared: Action · Pixel Graphics · 2D

Super Crate Box
Shared: Indie · Action · Pixel Graphics

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

Celeste
Shared: Pixel Graphics · Indie · Platformer

Freedom Planet
Shared: Action · Platformer · 2D

Super Meat Boy
Shared: Indie · Platformer · Pixel Graphics

Rogue Legacy
Shared: Indie · Action · Platformer

Vampire Survivors
Shared: Pixel Graphics · 2D · Indie

Gravity Circuit
Shared: Action · Indie · Platformer

Katana ZERO
Shared: Action · Pixel Graphics · Platformer

Gato Roboto
Shared: Indie · Action · Pixel Graphics

ICEY
Shared: Action · Indie · Side Scroller

BlazBlue Entropy Effect
Shared: Action · 2D · Platformer

Gensokyo Night Festival
Shared: Action · Indie · Pixel Graphics

The Messenger
Shared: Platformer · Pixel Graphics · 2D

Pizza Tower
Shared: Indie · Platformer · Pixel Graphics

Rabi-Ribi
Shared: Pixel Graphics · Indie · Anime

Out There Somewhere
Shared: Indie · Pixel Graphics · Platformer

Dungeon Munchies
Shared: Action · Indie · Pixel Graphics

Bleed
Shared: Action · Indie · Platformer

