Games like Cosmic Scramble
Games like Cosmic Scramble include BALL x PIT, Halo: Spartan Assault, Aliens: Dark Descent, SUPERHOT, and Door Kickers. We matched them by the tags players give Cosmic Scramble on Steam (Action, Strategy, Bullet Time, Arcade, and Time Manipulation): closest matches first, and among equally close ones the better-known games.

BALL x PIT
Shared: Action · Arcade · Bullet Hell

Halo: Spartan Assault
Shared: Action · Top-Down Shooter · Strategy

Aliens: Dark Descent
Shared: Strategy · Action · Tactical

SUPERHOT
Shared: Action · Bullet Time · Time Manipulation

Door Kickers
Shared: Strategy · Action · Tactical

Police Stories
Shared: Action · Strategy · Top-Down Shooter

Quantum Break
Shared: Action · Time Manipulation · Sci-fi

UFO 50
Shared: Action · Strategy · Arcade

Kingdom Rush - Tower Defense
Shared: Strategy · Action · 2D

Kill The Crows
Shared: Action · Arcade · Bullet Time

Vampire Survivors
Shared: Bullet Hell · 2D · Action

X-Morph: Defense
Shared: Strategy · Action · Sci-fi

Star Saviors
Shared: Action · Arcade · Strategy

Heat Signature
Shared: Action · Strategy · Sci-fi

Deep Rock Galactic: Survivor
Shared: Top-Down Shooter · Action · Bullet Hell

HELLDIVERS™ Dive Harder Edition
Shared: Action · Top-Down Shooter · Sci-fi

DG2: Defense Grid 2
Shared: Strategy · Action · Sci-fi

BattleTech
Shared: Strategy · Action · Sci-fi

Sky Force Reloaded
Shared: Arcade · Action · Top-Down Shooter

Halo: Spartan Strike
Shared: Action · Strategy · Top-Down Shooter

Infested Planet
Shared: Strategy · Action · Sci-fi

The Escapists
Shared: Strategy · Action · 2D

The Bureau: XCOM Declassified
Shared: Action · Strategy · Sci-fi

DoDonPachi Resurrection
Shared: Action · Top-Down Shooter · Arcade