Complete story mode.
Beat 15 bosses in total.
Clear stage 4.
Clear stage 3.
Beat 10 bosses in total.
Score 500,000 points or higher in endless mode.
Score 500,000 points or higher in story mode on any difficulty.
Collect 50 power-ups.
Kill 1000 enemies.
Beat 5 bosses in total.
Collect 25 power-ups.
Kill 500 enemies.
Collect 10 power-ups.
Clear stage 2.
Clear stage 1.
Kill 100 enemies.
Kill 1500 foes
Kill 2000 foes
Collect 75 power-ups.
Collect 100 power-ups.
Beat 20 bosses in total.