Bio: Born in San Francisco, CA, he spends his spare time skeet-shooting and collecting butterflies and moths. He is also known for being an authority on air disasters. Knockdown is highly skilled at repairing radar systems, infrared sensors and target tracking computers. He was part of the testing teams on various top secret weapons systems at the Aberdeen Proving Grounds, including the cancelled "Sgt. York" DIVAD anti-aircraft system. After his time at Aberdeen, Knockdown was assigned to Battle Force 2000 where hen drove the team's Sky-Sweeper anti-aircraft vehicle.