Doogie's heavy third-year residency duties make him fear he's missing out on his youth.
Ouboet has shares in a racing rabbit. Wimpie and Hess would like a swimming pool; Wimpie signed a document that sent a pool salesman knocking on their door.
While trying to see the new toys at the Toy Fair, Michaelangelo stumbles upon a plot to take over a noted toy company.
Lured by the aroma of their daily baking, Tummi ends up in the company of human monks, is forced to protect the faithful friars from the thieving trolls, and finally learns to say no for his own good.
Skeletor and Quakke find a crystal on Denebria that makes Quakke stronger. Quakke tests his new strength on He-Man, Hydron, and Flipshot during their trip to get oil for the Vasionic Resonator on Denebria and they are saved by Sagitar.
Following the failed attack on Onnor, Skeletor sends a hologram calling out He-Man to face him on the Cameroon Asteroid. While He-Man and Master Sebrian are sure it is a trap, He-Man goes anyway. While He-Man is facing off against Skeletor, Hoove and the Mutant Shuttle Pods attack Primus' main radar station while Crita, Lizorr, and Karatti capture Master Sebrian and Drissi.
A professor's new ray-gun causes plants to go wild and his pet ape Jocko to become a giant rampaging monkey. By using the same ray-gun, Donatello is increased to Jocko's size so he can fight the giant ape and save April from him.
Jack is determined to make the kids first day back at school just as their mother would have.
Aunt Vivian tries to mediate between her husband Philip and the newly arrived Will.
With the Technodrome in serious need for new equipment, Bebop and Rocksteady are sent to Earth, disguised in human form, to capture the Channel 6 building and return it to Dimension X.
Zipper runs away from home and is taken in by a tribe of beetles who plan on fattening him up and sacrificing him to The Great Ribbit.
Scrooge meets up with Glittering Goldie again in order to acquire land filled with golden trees from her. However, Glomgold also wants that land.
Grammi and Gruffi decide to trade their usual chores to find out who has the easier job. Meanwhile, Toadie and Igthorn discover blueprints for an ancient Gummi Bear logging machine, but needs a Gummi to build it for him, leading to another hunt for the bears.
He-Man saves Grot's garden from an attack by Hoove and Karatti. Meeting Werban in the Oasis, Skeletor tricks him into lowering Onnor's shield of protection so that Hoove can lead the Evil Mutants to invade Onnor under the cover of a peace talk.
Damon Wayans plays Homey the Clown; comedienne Samantha Kinison speaks on men and marriage.