The Powerpuff Girls — S1 E24 - Uh Oh Dynamo

Worried about the Girls’ safety, the Professor creates Powerpuff Dynamo, a state-of-the-art giant robot, to help them in battle. When a dynamite duel breaks out between Dynamo and a Giant Fish Balloon Monster, a parody of Godzilla or Gamera, Little Tokyo, Townsville is the stage of an explosive battle.