What are the basic controls?

Move with WASD, aim with right‑click, shoot with left‑click, change weapons with the mouse wheel, reload with R, jump with Space, and use grenades with G.

Is Biozombie Outbreak free to play?

Yes, the game is completely free and runs in any modern browser.

Which devices can I play on?

It works on desktop and mobile browsers that support WebGL, using keyboard and mouse or touch controls where applicable.

What’s the main goal of the game?

Survive as long as possible by killing incoming zombies before the timer expires.

Any tip for staying alive longer?

Switch weapons frequently with the mouse wheel to match zombie types and keep grenades ready for crowd control.

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Biozombie Outbreak

316K plays

About this game

Biozombie Outbreak drops you into chaotic city streets overrun by blood‑thirsty zombies. You control a lone survivor, moving with WASD, aiming with the right mouse button, and blasting foes with a variety of weapons switched via the mouse wheel. Reload with R, jump with Space, toss grenades with G, and keep an eye on the timer as you fight to survive each wave.

The game’s fast‑paced shooting, visceral gunplay and simple keyboard‑mouse scheme make it easy to pick up yet hard to master. Play directly in your browser—no download needed, completely free, and compatible with desktop and mobile browsers that support WebGL. The Unity3D engine delivers smooth 3D action, letting you jump into the zombie mayhem instantly.

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How to play

WASD - Move LMB - Shoot RMB - Aim Mouse Wheel - Change weapon R - Reload Space - Jump P - Pause G - Grenade

Frequently asked questions

What are the basic controls?: Move with WASD, aim with right‑click, shoot with left‑click, change weapons with the mouse wheel, reload with R, jump with Space, and use grenades with G.
Is Biozombie Outbreak free to play?: Yes, the game is completely free and runs in any modern browser.
Which devices can I play on?: It works on desktop and mobile browsers that support WebGL, using keyboard and mouse or touch controls where applicable.
What’s the main goal of the game?: Survive as long as possible by killing incoming zombies before the timer expires.
Any tip for staying alive longer?: Switch weapons frequently with the mouse wheel to match zombie types and keep grenades ready for crowd control.