After Lord Garmadon, his summoner brought him to a prison, where they freed all the prisoners to create an army.. Garmadon chuckled darkly as he saw all his worshipers.

"Ninjago will soon be mine.."

But, he still wasn't at his full strength. And so, Garmadon had to fight in order to get his strength back. And fighting wasn't going to be a problem. As Garmadon is pure evil now. Nothing will hold him back.. not even his son.