Ben 10: Omniverse S4 · EP5
Mud is Thicker Than Water
8.2 · 2012 · Action & Adventure,Animation,Sci-Fi & Fantasy,Kids · ~22m
Ben, Gwen and Cousin Lucy try to find out how Psyphon's thugs are getting Plumber technology. Gwen suspects that Lucy is the mole because of all her shape-shifting abilities, and her love of tricks when she was younger.
