Games like Ball Gun Arena
Games like Ball Gun Arena include PUBG: BATTLEGROUNDS, Aimlabs, KovaaK's, Call of Duty®, and SUPERHOT. We matched them by the tags players give Ball Gun Arena on Steam (Action, Arena Shooter, FPS, Casual, and Indie): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: FPS · Survival · Action

Aimlabs
Shared: FPS · Action · Shooter

KovaaK's
Shared: Action · FPS · Indie

Call of Duty®
Shared: FPS · Action · Singleplayer

SUPERHOT
Shared: Action · FPS · Indie

Left 4 Dead 2
Shared: FPS · Action · Survival

ULTRAKILL
Shared: FPS · Arena Shooter · Singleplayer

Black Mesa
Shared: Action · FPS · Singleplayer

Devil Daggers
Shared: FPS · Action · Indie

MULLET MADJACK
Shared: FPS · Action · Arcade

BioShock Infinite
Shared: Action · FPS · Shooter

Half-Life 2
Shared: Action · FPS · Singleplayer

Bright Memory: Infinite
Shared: Action · FPS · Indie

Call of Duty®: Black Ops III
Shared: FPS · Action · Shooter

Ready or Not
Shared: FPS · Action · Shooter

Counter-Strike
Shared: Action · FPS · Shooter

Call of Duty®: Modern Warfare® 3 (2011)
Shared: Action · FPS · Shooter

Battlefield™ 2042
Shared: FPS · Action · Shooter

Swarmlake
Shared: Action · FPS · Arcade

Dead Bits
Shared: Action · Indie · FPS

Metro Exodus
Shared: FPS · Action · Singleplayer

Far Cry 3
Shared: Action · FPS · Shooter

Echo Point Nova
Shared: FPS · Arena Shooter · Action

Titanfall® 2
Shared: FPS · Action · Singleplayer