Have the maximum of 9 lives.
Have the maximum of 9 bombs.
Get 50K points.
Get 250K points.
Get 500K points.
Get 750K points.
Get 1 million points.
Get the default red weapon to its maximum level.
Get the green weapon to its maximum level.
Get the blue weapon to its maximum level.
Get the yellow weapon to its maximum level.
Collect each weapon type in a single life.
Collect an invincibility star.
Collect 5 stars in level 1.
Collect 7 stars in level 2.
Collect 13 stars in level 3.
Collect 10 stars in level 4.
Collect 15 stars in level 5.
Collect 15 stars in level 6.
Collect 15 stars in level 7.
Collect 22 stars in level 8.
Collect 17 stars in level 9.
Collect 18 stars in level 10.
Defeat the final boss and finish the game.
Reach and defeat the final boss without getting a game over.
Clear level 1.
Clear level 2.
Clear level 3.
Clear level 4.
Clear level 5.
Clear level 6.
Clear level 7.
Clear level 8.
Clear level 9.