[John is actually sort of a great combination of things when it comes to his accidental career choice. He's small, so he's agile, and nobody ever expects him to pack as much of a punch as he does. So when Jake struggles to stand and his hand goes for his ribs, John shifts quickly and uses his hold on the taller's hand to hoist it up over his shoulder, reaching around him to heft his hammer.]

God you're a dumbass. What kind of assassin are you? You taught me better than this. [He's shaking his head, a fond concern tinging his tone.] What the hell was worth coming in here alone and getting your ass kicked, anyway? [Note that he's pointedly not bringing up the "Mob Boss is your dad" thing.]