The junior SuperFriends find themselves under attack at the Hall of Justice by Lex Luthor and his shrink ray. A novice kid superhero proves a hindrance for the SuperFriends, but must take action when Lex Luthor steals his secrets.
The Super Friends find themselves trapped on an island of dinosaur-like creatures. When Superman is turned by red kryptonite into a bratty superpowered toddler, Mxyzptlk arrives to cause trouble with this opportunity.
The Dollmaker uses a magic clay to mind-control the Super Friends into commit crimes for him. An alien princess requests the Super Friends' help to free her world from Darkseid, only to fall into her trap.