"Save the Worlds" is the fourth double-length special episode, the thirty-eighth episode of the first season, and the first season finale of Penn Zero: Part-Time Hero. It premiered on October 1, 2015.
When Phyllis’ Multi-Universe Transprojector (MUT) is damaged and dangerous vortexes open up throughout the multiverse, Penn and team begin an epic journey through every world visited to close the vortexes before it’s too late.
Middleburg | Middleburg Central High | The Odyssey | Fish Stick on a Stick | Knight World | North Pole | Superhero World | Arabian World | Plush Toy World | Chuckle City | Big Butte | Space World | Ocean World | Musical Fairy Tale World | Caveman Spy World | Alien World | Dragon Flight School | Plantywood | Most Dangerous World Imaginable | Least Dangerous World Imaginable
Multi-Universe Hologram Uplink | Multi-Universe Transprojector | Pigoilet | The QPC Unit | Vortex Tops | Specs