Try to shoot down the enemy air craft to gain money to buy useful things.space to shoot,you can shoot one bullet in 0.5 seconds.arrow keys to move up and down.the green walls offer good protection but don't last forever.the bonuses you can buy with money. __________________________________________________________ one bonus is the force field which cost 30$. makes to immune to fire for 15 sec.the other one is a wall restorer which cost 25$. it will restore your hacked at walls.
I will start to make more enemy and will add more bonuses Thank you all very much 0 0 \__/