Find all secrets in adventure mode
Earn an extra life in the most esoteric of ways
Clear the city
Clear the forest
Clear the cave
Find the secret cave
Clear the mountain
Clear the ascent
Clear the infected planet
Find the infected planet secret
Clear the alien ship
Clear the alien ship boss
Find the super secret level
Use 25 whiskeys
Use 50 whiskeys
Use 100 whiskeys
Destroy all falling rockets before they hit the ground
Beat the game on co-op
Beat competition on easy difficulty
Beat competition mode on normal difficulty
Beat competition mode on hard difficulty
Beat competition mode on hardcore badass difficulty
Beat adventure mode on any difficulty