When a football Colosseum in Madrid is erased from existence, Sport Billy discovers that Vanda has traveled back in time and imprisoned Merlin the Magician in a crystal.
Lilly enters the annual Ollympian Games officiated by Sport Billy on his home planet of Olympus. Kids from all over the universe take part, and Vanda has provided another Earth girl, Beth, with a Nega-Sack full of dirty tricks.
Black Sport is collecting the world's greatest hero's (including Sport Billy and Lilly) for Vanda, by catching them with a miniaturizing ray and holding them for ransom.
France is under attack of Vanda's Weather Star. Meteorologist Doctor DuCloud learns how to keep an open mind while helping Billy, Lilly and Willy put the Weather Star out of commission.
Sipe has taught Polly the parrot how to speak. The Tasaday tribe chief has been persuaded by Vandal agents to use his powers to control the animals and turn them against the city folk.
At the Monte Carlo Grand Prix, Lilly meets her friend Betty. Vanda grabs Betty's racing car and it's driver, George so Sipe can win the race. But Billy, Lilly and Willy recover the car and Betty takes the wheel.
During the St. Moritz winter games, Lilly's cousin Mark Shaw is persuaded by Vanda to replace Billy's Omni-Sack with a fake and use it's contents to win all three events he's competing in.
A girl named Leilani is tricked by Vanda to place a box at Pele's Altar that will light the extinct volcanoes of Hawaii and ruin all of the island's spa's.
Doctor Twister targets the famous Arabian horse races with his Cyclon machine. Billy teams up with Prince Rami and Ahmed to investigate but gets caught in the cyclone.