jackaman
A Jackaman is a brainy beast who thinks like a genius and leads like a boss. They won’t back down, no matter how much you cuss them out.
My math teacher is a Jackaman. He solved the problem before I even finished copying it.
That kid at the game won’t stop until he beats me. He’s a Jackaman.
My brother is a Jackaman. He started a fight with the whole class and still won.