for all of you who are saying "the number one for highest wave isn't legit" once you reach a certain point, your tower upgrades so fast on it's own it becomes invincible, then it becomes a waiting game.
i started using the factory in town and then after a couple rounds i had so many blue cubes that i was basically a god
(note that i had only been playing for 10-20 mins.)
 "Obliterate Everything 2"){kind=icon}
 "The Perfect Tower"){kind=icon}
 "SCGMD4"){kind=icon}
 "Idlefall"){kind=icon}
 "Mutilate-a-Doll 2"){kind=icon}