Adrian went back but came back and delivered a punch to the face to the mask "You want to know what killing your thugs taught me mask? That the skin under one's fingernails is more sensitive than stabbing or shooting someone in the dick." with that said he put a boot on mask's arm and pulled his hand up to about thigh level he slipped the knife under the fingernail and into the skin and used the torque of the knife to tear his nail off.