Strike First, Strike Hard, No Mercy is a ruthless way of teaching for Sensei John Kreese of the Cobra Kai Dojo. This is known as the study of the Way of the Fist, and the teaching appears on this Karate Kid Cobra Kai t-shirt, along with the Cobra Kai logo. Students of the Cobra Kai are ready to strike first on a beach, strike hard outside of a Halloween party, and show no mercy at the All-Valley Karate Tournament. This epic Cobra Kai shirt will kick your current favorite shirt's ass right out of the closet!