Die 1000 times
Collect all collectables
Defeat the boss
Die 500 times
Complete 40 levels
Find the second secret level
Complete 30 levels
Find the first secret level
Activate the trap
View credits
Kill 100 enemies
Kill the enemy in an unexpected way
Complete 20 levels
Die 100 times
Use the portal
Complete 10 levels
Die for the first time
Find first collectable
Kill the first enemy
Collect all donuts