Quackerjack is a recurring villain in the Darkwing Duck animated series and comic books. A former toymaker, he turned crazy and adopted a jester appearance, with an arsenal of deadly toys at his command. He's also one of Negaduck's Fearsome Five.
a "Mount Rushmore" is a top 4 greatest or most impactful of something, but in this case, make it oddly specific.
rules: pick 4 for your mount rushmore, downvote the rest that are outside your rushmore
