Ninjago: Masters of Spinjitzu Specials Season 0, episode 8 Mini-Movie 4 : An Underworldly Takeover November 24, 2011 2 min Cole asks Sensei Wu how Garmadon gained control over the Skeleton Army. Previous episode Mini-Movie 3 : The New Masters of Spinjitzu Next episode Mini-Movie 5 : Return to the Fire Temple