Destroy the first enemy tank

Destroy a missile for the first time

Survive until the sixth missile appears

Destroy a enemy Super Tank for the first time

Destroy 5 Super Tanks in a single game

Destroy 10 Super Tanks in a single game

Destroy 18 Super Tanks in a single game

Destroy 30 Super Tanks in a single game

Reach 100,000 points without losing a life or hitting a flying saucer

Reach 300,000 points

Hit a flying saucer for the first time

Destroy 10 consecutive tanks without losing a life or missing a shot at any target

Destroy the third or later missile as it reaches the ground

Destroy a Super Tank from a distance

Hit 10 flying saucers in a single game

Destroy 20 missiles in a single game