Once again, man's best friend leaps into action when his pal Dick Dastardly plunges in over his head. After entering the Wacky Races, Dick Dastardly's schemes land him right in the hands of his opponents. Now it's up to Muttley to save his bungling buddy and win the race. But our hairy hero faces a multi-level race course with multiple enemies at every bend. Using only his mighty jaws, his leaping legs, and a secret weapon or two, Muttley must rescue Dick Dastardly and finish the race to earn the Championship Cup.