Complete any room in under 3 seconds
Complete a level with zero seconds left on the clock
Destroy 88 blocks in a single game
8 Perfect rounds
Kill any hero 8 times
Kill every unique hero once
Complete the Office
Die 88 times
Collect 88 small coins
Kill 88 enemies in one game
Score 88,888 points
Revive a hero
Collect 8 small coins
Collect 8 large coins
Die 8 times
Kill 8 enemies in one game
Kill your first enemy
Die for the first time
Score 8,888 points
Complete your first room
16 Perfect rounds
32 Perfect rounds
Complete the Sewers
Complete the Volcano
Complete the Space Station
Complete 88 Mode with 8 heroes remaining
Complete 88 Mode with 16 heroes remaining
Complete Magnificent 8 mode
Complete Solo mode
Play the game 88 times
Finish with 8 minutes (or more) remaining on the Doomsday Timer
Collect 88 large coins
Die 888 times
Kill any hero 88 times
Kill 888 enemies in total
Score 888,888 points
