Completed all stages

Completed Arcade Mode on Normal

Completed Arcade Mode on Hard in a Single Playthrough

Completed Gold Sparkster Mode

 

Completed all stages below par time

Completed Arcade Mode scoring 1,000,000 or more

Completed Arcade Mode on Hard within 60 minutes

Completed 1.2 having defeated all enemies

Completed 2.1 having collected all pickups

Completed 3.2 without taking damage

Defeat 5 enemies in a single Rocket Burst or Drill attack

Defeat 3 enemies with a single reflected projectile