Harold and George's time-traveling Purple Potty lands them in an alternate universe where everything seems delightful, but evil lurks just beneath the surface, and leads to a battle between Captain Underpants and his own evil twin.

Princess Kara gets superpowers from a magic butterfly. Her cousin Corinne is jealous and gets powers also. They must work together to defeat an evil enemy.

After capturing a bank robber, nineteen-year-old cab driver Ed Kennedy begins receiving mysterious messages that direct him to addresses where people need help, and he begins getting over his lifelong feeling of worthlessness.

After chasing the evil Mala through space, Superman returns to Earth and finds people running from him; Jax-Ur, disguised as Superman, has terrorized the world.

The Bad Guys are vanishing! A creature with TONS of teeth and WAY too many butts is stealing them, one by one. Is this the end for the Bad Guys? Maybe. Will it be funny? You bet your butts it will!

When Michael G (yes, "G" is his whole last name, and that's why everyone calls him G-Man) has to keep a journal in Mrs. Rosario's class at school, naturally he writes about his ambition to have superpowers and join the superheroes of his city (like Captain Thunderman) in the fight for justice. After all, his friend Billy Demon just got an awesome winged flying suit and superpowers of his own, and now he's the most popular kid in school! Mikey would...

Abra Kadabra returns to Earth with plans to use his mind-control machine to brainwash the planet and take over as ruler, and when he captures Superman to utilize the him as the power source for his weapon, the Man of Steel must find a way to escape and shut down the machine.

Ricky Ricotta, a small mouse, is being bullied at school, but when he rescues a powerful robot from its evil creator, he acquires a friend and protector--and saves the city from Dr. Stinky.

When fifteen-year-old Will is rejected by battleschool, he becomes the reluctant apprentice to the mysterious Ranger Halt, and winds up protecting the kingdom from danger.

When the Prankster gets out of prison and promises to change his life around by starting a new television show featuring teens who perform practical jokes, it quickly becomes apparent to Superman that the pranks are actually previews for crimes, and he sends Jimmy Olsen to look into the matter.