Tony was fairly unresponsive, even with the movement and talking around him. He just lay there, his body trembling slightly and a thin sheen of perspiration covering his body. The Extremis was trying to kill whatever this was spreading through him, though each time the tattoo reappeared, it had spread further on his body.
The other, still bouncing a wide awake Edward in his arms, stepped forward to really look at his other self for the first time. There were slight differences with the facial hair and length of their own hair, skin tone and build, but it was like watching himself die. Then he looked over at Pepper, and he felt helpless because he couldn't do a thing for either one of them.
"I watched his undersuit sink inside of his body like it evaporated. I've never seen anything like that." By now, Tony had crouched down next to the bed to examine his exposed arms. Edward, seeing the man who closely resembled his father, waved his little arms at the unconscious Tony on the bed wanting him to hold him. "No, Edward, he's not yours."