Free HTML5 browser game

Toxic Arena: Biological Threat

Toxic Arena: Biological Threat is a thrilling action-roguelike survivors game where your only goal is to survive in the heart of a global biological catastrophe. You are a fighter trapped on an arena with endless hordes of mutants. Test your nerves and your reaction time! What awaits you: Insane Drive: Fight against ever-growing waves of enemies. Every minute on the arena is a new challenge and a test of your tactics. Deep Mutation System: Choose unique upgrades with each level! Increase damage, fire rate, or unlock abilities like ricochet and armor penetration.

Game description provided by GameMonetize.

Play using:

Loading Toxic Arena: Biological Threat…

The game and in-game advertising are delivered by GameMonetize. If the player does not start, refresh this page or try a current Chrome, Safari, Firefox or Edge browser.

Current source controls: Survive the harsh conditions of Toxic Arena Biological Threat repelling endless mutant attacks Collect biological experience unlock unique mutations and upgrade your arsenal to last as long as possible and set a new record PC Controls WASD or Arrow

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

The walkthrough player is supplied by GameMonetize and may contain advertising. It loads only after you choose to open it.

About Toxic Arena: Biological Threat

Game description provided by GameMonetize.

How to play

Survive the harsh conditions of Toxic Arena Biological Threat repelling endless mutant attacks Collect biological experience unlock unique mutations and upgrade your arsenal to last as long as possible and set a new record PC Controls WASD or Arrow

Remembered in this browser