"Oh, come on. It's not like I'll just inject anything into myself." Though he wasn't going to argue that the idea of pumping himself full of adrenalin had been momentarily entertaining.
It just so happened that watching what might happen to these guys was more amusing.
He kept his gaze on the first one as he passed the needle on for the second. He didn't want to miss a moment of this. And he was justly rewarded as the guy's eyes popped open and yet still had that haze to them that said he wasn't all there.