Master Rilla is the master of the Gorilla Spirit. He used the secret Master Morpher to become the Gorilla Ranger and was one the first Jungle Fury Rangers.Centuries later, Casey Rhodes (the Red Ranger) would come to the Spirit World to speak with Rilla's ghost and prove his worth to Rilla. Casey succeeded and was given Master Rilla's Master energies, Gorilla Spirit, and a Master Claw based on Gorilla Ranger's Master Striker. * Master Morpher * Master Striker * Gorilla Animal Spirit