Heli Invasion 2
Your mission in this online shooting flash game is to shoot down the helicopters and defend your base. Use YOUR MOUSE to aim the main gun, click LEFT MOUSE BUTTON to shoot. You can purchase several weapons that will help you during the game. Just click the Buy Button anytime during the game (the best time to buy item is between levels though) and choose the weapon you want to buy. There are machine guns, missile launcher and anti-aircraft guns available for you to purchase. Good luck!