The Beginning

There was a war brewing two creature tribes. They decided to cut a border between the two territories, forbidding any of their members to even see each other. Meanwhile, a new evil awakens in a cavern, ready to break the peace among the tribes, the prophecy needs 10 creatures to stop them, 5 ninja and 5 warriors. Will they be able to defeat an old enemy that lived for centuries?

Characters not mine
Credits to the original owners of Ninjago.