Games like Cosmic Cat
Games like Cosmic Cat include Project Wingman, ACE COMBAT™ 7: SKIES UNKNOWN, Nuclear Option, Superflight, and MULLET MADJACK. We matched them by the tags players give Cosmic Cat on Steam (Action, Arcade, Side Scroller, 2.5D, and 3D): closest matches first, and among equally close ones the better-known games.

Project Wingman
Shared: Action · Flight · Arcade

ACE COMBAT™ 7: SKIES UNKNOWN
Shared: Arcade · Flight · 3D

Nuclear Option
Shared: Action · Flight · 3D

Superflight
Shared: Flight · Action · Indie

MULLET MADJACK
Shared: Arcade · Action · 2.5D

Rogue Legacy 2
Shared: Arcade · Action · Indie

My Friend Pedro
Shared: Action · Indie · Side Scroller

Streets of Rage 4
Shared: Action · Arcade · Side Scroller

MARVEL Tōkon: Fighting Souls
Shared: Action · Arcade · 2.5D

Clownfield 2042
Shared: Action · Arcade · 3D

pureya
Shared: Arcade · Side Scroller · Action

Hatsune Miku: Project DIVA Mega Mix+
Shared: Arcade · Action · 3D

Megabonk
Shared: Action · Indie · Arcade

ICEY
Shared: Action · Side Scroller · Indie

Kung Fury: Street Rage - Ultimate Edition
Shared: Arcade · Action · Side Scroller

THE KING OF FIGHTERS XV
Shared: Action · 3D · Arcade

Skul: The Hero Slayer
Shared: Action · Indie · Side Scroller

TEKKEN 7
Shared: Action · Arcade · Singleplayer

Super Hexagon
Shared: Arcade · Action · Indie

Rogue Legacy
Shared: Action · Indie · Side Scroller

Sky Rogue
Shared: 3D · Flight · Indie

Sky Force Reloaded
Shared: Arcade · Action · Indie

R-Type Final 2
Shared: Action · Side Scroller · Arcade

Deadlight
Shared: Action · Side Scroller · Indie