"The Issue Before the One Where the Girl Shows Up!"
A young Mxyzptlk is pulled from the 5th dimension, by some wannabe wizards. This young Mxy is a serious imp who just wants to study our world. When he learns of his mischievous future from Young Justice, he vows never to go down that road. A decision that has some serious, time-twisting consequences. It's up to Young Justice to turn the imp into his prankster self.