Kill 100 dorps (the purple guys)
Kill 100 swarmers
Kill 100 knights
Kill 1000 enemies
Finish the first level
Unlock the first ability
Fully restore Smoop's power
Finish Smoop Can't Sleep!
Finish every level without taking damage. How?
Finish every level without dying
Clear all enemies on every level
Beat par time on every level
Finish the game in less than 20 minutes
Complete every challenge
Unlock the revered Gold Smoop
Purchase Smoop's initial design from the shop
Purchase Smoop's second design from the shop
Purchase the black box from the shop
Purchase the special agent from the shop
Purchase Smoop's hat from the shop
Purchase patriotic garb from the shop
Purchase the banana skin from the shop
Complete the game on Insane difficulty