Cured illness and extended lifetimes. Sounded like Krakoa's organictech to him.

"Well, we're not deliberate gene altering. I was born like this. A mutation on what is called the X-Gene. Manifests in a multitude of different ways. And I'm not created from nothing. I'm created from magic and the fractured soul of a demon. Then died so a dude who thought my soul was a part of his could get it back. But then our souls were released to the actual origin, and that sorta blew the demon up for a bit of time, and then there was retroreincarnation and shit."

Tommy make NO LOGICAL SENSE. He knows it. He likes it.