: It is confirmed that water is the primary weakness of ghosts.
: While the others are in Stiix, Sensei Wu begins training Nya to become the Master of Water . He uses a famous quote adapted from Bruce Lee: "You put water in a cup, it becomes the cup; you put it in a teapot, it becomes the teapot" . [S5E3] Stiix and Stones
: The episode introduces Aero Blades , unique weapons provided by Ronin that are specifically capable of defeating ghosts. Character Highlights : It is confirmed that water is the
: Morro and Soul Archer also discover the scroll's location. The Ninja attempt to steal it before the ghosts can, leading to a confrontation. it becomes the cup