One day, Dr. Gero found cell in other world and decided to help cell attain his full power. He forced cell to return to his imperfect form, but with the power of his perfect form. Cell's goal was to abosrb all of the Z-Fighters to achieve his true ultimate power. It just so happens Bio-broly is rampaging earth, cell finds Bio-broly and decides to fight him for getting in his way.

More tommarow 'cause I'm tired. KrillinDragonBallZWMATBlalafoonHappyVegeta