In Ninjago not only did the creatures that everyone knows and has seen inhabited, in the times when the First Spinjitzu Master existed, before he engendered his two children, there was dark magic on earth, which were the remains that he left the dark island behind when he was still attached to Ninjago , one of the first students of the First Master, his name was Wolfcraft, was tempted by that darkness causing him to lose all his sanity, he put aside his teachings and followed his own path, without his teacher realizing he was able to get his own disciples by pushing them along the same path that he traveled, in In the midst of an attempt to use that magic to destroy everything his master had graded and made his own something went wrong ... When the moon was full and covered in a blood red color, the magic had gotten out of control, turning Wolcraft and his followers into the fiercest creatures of the night that Ninjago has ever seen. A werewolf. Wolcraftand his disciples were transformed under that moon into horrible beasts and their thirst for blood consumed them all. During the day they were normal, but at night during the full moon they transformed into those beasts and destroyed towns and attacked people, as they bit a person on each bloody or red moon, a new werewolf emerged and was at their disposal. His army was growing, Wolcraft had all the victory at his fingertips, the war between monsters and humans almost destroyed Ninjago, when the First Spinjitzu Master realized the things that his former disciple did, with studies he could find the weaknesses of werewolves using this knowledge, I reveal it to the local people. Thanks to this, people asked kill the beasts, defeat was evident to Wolcraft, alpha wolf, he and his remaining followers were exiled to if same to the Forbidden Lands, but human several were devoted to hunting them to eliminate them all.

For years the Werewolves were hidden and Wolfcraft swore that one day he would return to continue what he had already started, so all Ninjago would bow at his feet.