Unlock all achievements
Fall to abyss 5 times
Finish the game twice
View the credits until the end
Finish the game
Complete level 3-3
Complete level 3-2
Complete level 3-1
Die from fire 5 times
Defeat the second boss
Complete level 2-3
Complete level 2-2
Kill 72 monsters
Complete level 2-1
Got the Game Over messaage
Find the secret burger
Defeat the first boss
Complete level 1-3
Complete level 1-2
Complete level 1-1
Complete the tutorial