Randy takes a trip to the town's volcano, but it's probably not going to be a nice stop-by.

Randy and Howard want to win the Science Fair, but will they go too far?

Randy accidentally brings the mad scientist back to life.

Randy must learn a valuable new lesson about respect and humility when after accidentally breaking his sword. He enlists the help of the blind metal shop teacher S. Ward Smith (voiced by John Witherspoon) to get a custom-made sword. Meanwhile, S. Ward Smith's protege Brent believes he was replaced by Howard and the Sorcerer to Stankify Brent (voiced by Jason Earles) into a monster that goes after Howard.

Franz Nukid, a strange new exchange student, threatens to destroy the Ninja as well as Randy and Howard's friendship which Hannibal McFist takes advantage of.