How to Play?

Best Free Zero Game. Zero is a great shooting game for all space age warriors who like to play first person shooter Purpose of the game: in this game you have to eliminate the enemy by shooting it down using your aim. you need to use your aiming skills to shoot down every enemy down before it hurts you.you will face a massive amount of enemy each with their own health and special powers, you have to shoot them down. You lose health if you get hit by an enemy attack. The game ends if you lose all your health. At the end of the game, you face the boss of the game, kill the boss to complete the game. How to play: use your mouse cursor to aim, your aim will follow your mouse. Hit space bar to shoot. Special Tricks: keep the space bar pressed to fire continously. your ammo is unlimited.