When evil Dr. Allirog infiltrates the local zoo in order to unleash it's dangerous animals on they city, the Mighty Marvels come to the rescue. But when the team is captured, Captain Marvel comes to understand that the power of Billy Batson shouldn't be underestimated.
Mister Mind and his army of worms have devised a new plan to take over the world — digging huge sinkholes underneath the city. The Marvels must summon all their resources to save the city from chaos and defeat the wicked worm!
When the Marvels are kidnapped by the evil Ibec's Hissmen, they are taken two million years into the past and transformed into Hissmen themselves! Who will save the day?
Mary and Uncle Dudley are accidentally swept into another dimension where the Marvels are unable to transform using their magic words. When Captain Marvel attempts to rescue them he is confronted by an even bigger problem — a fifty-foot tall Dr. Sivana!
Black Adam, Captain Marvel’s evil counterpart and archenemy, has returned, this time to claim a princess and Mary Marvel has caught his eye.
The Marvels are in for a big surprise when the evil Dr. Sivana and his two children acquire super powers equal to their own.
When the notorious criminal, Aunt Minerva, kidnaps Uncle Dudley with the intent of making him her husband, the Marvel Family must find him before it’s too late.
Black Adam intends to cause a huge volcanic explosion that will destroy the Marvels and all of North America at the same time.
The master criminal known as Nightowl, working in total darkness, steals gold and priceless white baby tigers from the cargo section of the airport and the Marvel’s will need the help of Uncle Dudley and his peculiar invention in order to save the day.
Mr. Atom, a brilliant atomic robot, builds an army of robots that threaten widespread destruction unless Mankind proclaims Mr. Atom "Master of the World." The plan succeeds until Captain Marvel attempts a daring, last minute maneuver in outer space.
Dr. Sivana and Mister Mind attempt to wreck a circus that interferes with their scheme for power, unaware that Mr. Tawny has joined the circus and the Marvel Family is in the audience.
Star Master, arriving from space in a ship the size of the sun, threatens Earth with total destruction unless the planet surrenders. The Marvels, faced with their greatest challenge ever, seek additional help from the young super heroes at Hero High...and a giant observatory mirror.
