Things heat up for the Biker Mice when the infamous Sir Richard Brand-Something flies into the show with hopes of winning a Regenerator of his own purposes. Joining forces with that cat-a-klutz, Supreme Commander Hairball, Sir Richard puts his plans, and his evil robots Bangers and Mash, into action giving the Biker Mice a ride for their money. In the mean time, General Stoker is finding that the Earth’s tetra-carbons are producing some unexpected, and very much unwanted, side effects.