When Hayley and Felix are scratched by a Zylork, its venom makes them want to be eaten by the monster and Jake must save his friends from themselves.
Felix creates a robotic version of himself that is better at his life than he is, but evil. Hayley is bitten by a monster which gives her symptoms that make her seem very nerdy.
Dr. Cranius (Kelsey Grammer), a Harvard-educated sponge, is one of the most dangerous monsters known to the Troop and has just been recaptured.
Mr. Stockley is the acting Principal at school and wants the day to go perfectly to show off what he can do, but when an Oculypse escapes from HQ havoc is wreaked on the student body.
Augustus (Gus) returns, now more powerful than ever. Not only does he break up the Troop, but he also implements a plan to take over Lakewood.
Jake and Hayley are crushing on each other, until a new girl (Cadence) comes in and breaks it up. Felix is invited to join D.O.R.K., an exclusive school for the super intelligent.
Felix becomes popular when it appears he won a fight with a school bully. Jake and Hayley attempt to track and capture a Blood Thrasher, a mysterious creature that is killing other monsters in the area.
Felix has been promoted to International HQ and Kirby Bancroft-Cadworth III (Matt Shively) has replaced him. Now the new Troop must figure out how monsters are using a popular video game to eat people.
When students start mysteriously disappearing, the Troop hunts down an elusive Reflecticor Luponis Monster. Comic book legend Lee Stanley comes to school to buy Jake’s loosely autobiographical comic book.
While waiting for Kirby to join the Troop, after Felix got promoted to International HQ, Jake & Hayley try to train Etienne to be a temporary Troop member.
After banishing Cadence from the Human World, Jake must follow her into the Monster World in order to retrieve his portable TroopGrid device and close the open portal into the Monster World.
Nick Purcell
Jake
Gage Golightly
Hayley
David Del Rio
Felix
John Marshall Jones
Mr. Stockley
Greg Coolidge
Director