Strange Ewok Creature

This Creature appears in Star Wars.

Biography
=== When a Rebel named Kren Vauderbon goes deep in the forest of Endor he finds this creature, thinking it was just a normal Ewok he leaves it there, the next morning the Ewok consumes Darth Vader's form and attack the Rebels and the Ewoks however one of the Rebels throw a grenade at the creature, the creature fells on the ground and it's from changes in it's original form, the creature is later captured by the Ewoks who try to make it a normal Ewok, it is unknown if the creature died or not. ===

Personality
This Creature has a very aggressive when it has the Darth Vader form, it has the same abilites as Darth Vader when it his form.