Digimon Fusion Ep 30 - When Worlds Collide
 

here's another one that I forgot about.

Re: Digimon Fusion Ep 30 - When Worlds Collide
 

'When Worlds Collide' is the first episode that return the human members of the Fusion Fighters to Earth. When an evil Digimon invade Earth, the Fusion Fighters have to save their world with only one Digimon helping them. Can they do it? Watch this episode to find out. ;)