Defeat the Slimeboss.
Defeat the Fruit.
Defeat the Flakemonster.
Defeat the Bee King.
Defeat the Wasp Gang.
Defeat the Cloud.
Defeat the Stone.
Defeat the Spike.
Defeat the Gear-Controllers.
Defeat the Hypnoshroom.
Defeat the Snake.
Defeat the finalboss.
Defeat the Sunball.
Beat the Forest Area without dying (and restarting).
Beat the Hive Area without dying (and restarting).
Beat the Snow Area without dying (and restarting).
Beat the Cave Area without dying (and restarting).
Beat the Factory Area without dying (and restarting).
Beat the Castle Area without dying (and restarting).
Beat the Final Area without dying (and restarting).
Get all of the optional chests.
Finish the whole game within 1 hour and 30 minutes.