Free HTML5 browser game

Gun Mayhem Original

Gun Mayhem is a high octane arena style versus game! Battle with or against AI and friends alike in this cartoony platform shooter. - Supports up to 4 players at once - Utilize over 60 different firearms - 12 diverse maps to fight on - 4 unique gameplay modes: Last Man Standing, One Shot One Kill, Gun Game and Duck Defense - Campaign mode includes coop option - Customizable characters

Game description provided by GameMonetize.

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Current source controls: Controls can be edited in game option Arrow Keys - Movement Left Square Bracket - Shoot Right Square Bracket - Throw Bomb Players 2 - 4 Controls can be edited in options

Quick facts

Game details

Channel: Shooting Games
Subcategory: FPS Games
Provider: GameMonetize
Platform: Web Browser
Orientation: landscape
Updated: July 21, 2026

Optional third-party video

Game walkthrough

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About Gun Mayhem Original

Game description provided by GameMonetize.

How to play

Controls can be edited in game option Arrow Keys - Movement Left Square Bracket - Shoot Right Square Bracket - Throw Bomb Players 2 - 4 Controls can be edited in options

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