Galactic douchebag
A walking, talking, space-faring disaster who thinks they're the best at being a total loser. They're so bad, even aliens have a hard time dealing with them.
He once yelled at a comet for being late. That’s how bad he is.
She tried to take over the universe just to get more attention.
He threw a tantrum in the middle of a supernova and nobody knew what to do.