Games like UBERMOSH:OMEGA
Games like UBERMOSH:OMEGA include Vampire Survivors, Hotline Miami, Megabonk, UBERMOSH, and Hotline Miami 2: Wrong Number. We matched them by the tags players give UBERMOSH:OMEGA on Steam (Action, Indie, Pixel Graphics, Arcade, and Retro): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Pixel Graphics · Indie · Bullet Hell

Hotline Miami
Shared: Action · Indie · Pixel Graphics

Megabonk
Shared: Indie · Action · Bullet Hell

UBERMOSH
Shared: Action · Pixel Graphics · Indie

Hotline Miami 2: Wrong Number
Shared: Pixel Graphics · Action · Fast-Paced

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

BALL x PIT
Shared: Action · Arcade · Bullet Hell

UBERMOSH Vol.3
Shared: Action · Indie · Arcade

UBERMOSH Vol.5
Shared: Action · Indie · Arcade

UBERMOSH:WRAITH
Shared: Action · Indie · Arcade

Halls of Torment
Shared: Pixel Graphics · Action · Bullet Hell

Enter the Gungeon
Shared: Pixel Graphics · Indie · Bullet Hell

UBERMOSH:BLACK
Shared: Action · Indie · Arcade

Nuclear Throne
Shared: Pixel Graphics · Indie · Action

Hades
Shared: Indie · Action · Hack and Slash

LUFTRAUSERS
Shared: Indie · Action · Arcade

Katana ZERO
Shared: Action · Pixel Graphics · Indie

Death Must Die
Shared: Pixel Graphics · Action · Bullet Hell

Downwell
Shared: Pixel Graphics · Indie · Action

UFO 50
Shared: Indie · Pixel Graphics · Action

UBERMOSH Vol.7
Shared: Action · Indie · Arcade

Trip to Vinelands
Shared: Action · Indie · Arcade

TTV2
Shared: Action · Indie · Pixel Graphics

Boneraiser Minions
Shared: Pixel Graphics · Indie · Bullet Hell