Amazingly, the results of him trying harder so he doesn't look like a raging incompetent 'muscle-brain' just results in the same debris and small metal confetti effect as before, but slightly bigger.

Again, the sensation of being cold and a vague memory of metal goes through him, and this time he can't suppress a shudder, rubbing his arms to chase out a chill more psychological than physical. He wishes he was in his usual layers of clothing that kept him overheated. He needs it.