Use spikes to kill five enemies in one stage.
Play the game at 1:11am
Find all secrets in the game
Rescue all 111 scientists
Beat game without taking damage
Phase 20 times in 1 minute
Push enemy into projectile when time is stopped
Spend half-an-hour in time-stop
Hit two enemies with your laser twice in a row
Bomb enemy kills multiple enemies
Bump 1000 walls
Kill an enemy with infighting