Ma and Pa Sheenko are major antagonists in Super Robot Monkey Team Hyperforce Go!Despite seemingly being background citizens living in Sugazoom City cheering the Hyperforce along the way, they in fact worked behind the scenes against them serving as cult leaders of the Skeletal Circle, serving the Skeleton King. After the Skeleton King's death, they led the search for his skull so they could take over his position and picked up where he left off on his quest to rain corruption and destruction all across the universe.
