Keyboard Arrows -> Move
Keyboard Spacebar -> Shoot
Joystick/Gamepad -> Move
A/B/X/Y buttons -> Shoot
A particular enemy ship, once destroyed, will drop a random colour power up.
RED -> +10 Points to Spaceship Health (it can never go over the initial 100)
BLUE -> +10 Points to Speed (Initially 70, no max limit)
YELLOW -> +100 Laser Energy. Laser will shoot a double (or triple if taken twice) bullet for 100 times.
CYAN -> +100 Missiles. Shot together with laser, every shot will decrease the Missile ammo left.
PURPLE -> +100 Fire Bullets. Shot together with laser, every shot will decrease the Fire ammo left.
LASER - Basic weapon that you will never lose, it deal 1 damage, it can be upgraded with Power Up to shoot 2 or 3 salvos at time.
FIRE BULLET - You can gain this weapon with a Power Up and it deals 2 damage.
MISSILE - You can gain this weapon with a Power Up and it deals 3 damage