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