Supergirl is corned in the lair of The Mosquito. She uses her super strength to throw a mattress at him, but he easily deflects it. They grapple with each other, until Supergirl gets the upper hand. But a few nifty moves and a well placed kick has her down and out. The Mosquito picks her up by the neck and dangles her in the air, slamming is head into hers.