Games like G-Scramble
Games like G-Scramble include Vampire Survivors, Aimlabs, Halo Infinite, KovaaK's, and Paladins®. We matched them by the tags players give G-Scramble on Steam (Action, Bullet Hell, Shooter, 2D, and 1990's): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Bullet Hell · 2D · Indie

Aimlabs
Shared: Shooter · Action · Free to Play

Halo Infinite
Shared: Action · Shooter · Free to Play

KovaaK's
Shared: Action · Shooter · Indie

Paladins®
Shared: Action · Shooter · Free to Play

Bit Blaster XL
Shared: Bullet Hell · Shooter · Action

My Friend Pedro
Shared: Action · Shooter · Indie

LUFTRAUSERS
Shared: Bullet Hell · Action · Indie

Delta Force
Shared: Free to Play · Shooter · Action

Apex Legends™
Shared: Shooter · Free to Play · Action

Angel at Dusk
Shared: Action · Bullet Hell · Shooter

Planes, Bullets and Vodka
Shared: Action · Bullet Hell · Shooter

Exit the Gungeon
Shared: Action · Bullet Hell · Indie

Call of Duty®: Warzone™
Shared: Action · Shooter · Free to Play

Rogue Company
Shared: Shooter · Action · Free to Play

Enter the Gungeon
Shared: Bullet Hell · Indie · Action

Broforce
Shared: Action · 2D · Shooter

DRAINUS
Shared: Action · Shooter · 2D

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

Bloody Hell
Shared: Bullet Hell · Indie · Free to Play

Half-Life
Shared: 1990's · Action · Shooter

Windowkill
Shared: Action · Bullet Hell · 2D

Touhou Koumakyou: New Classic - the Embodiment of Scarlet Devil
Shared: Bullet Hell · Action · 2D

12 is Better Than 6
Shared: Action · Shooter · 2D