Siberian

You know there’s a possibility that the formula can become tainted, giving inhuman characteristics to the unfortunate subjects. This is despite the most sterile conditions. I’m improving the results over time, with Professor Manton’s help, but there are no guarantees.

Interlude 15x

“I’ll explain for those of you who lack access to the PRT records or the time to peruse them.  Siberian is not a brute-class cape.  Siberian is a ‘master’, and the striped woman is a projection.  I caught a glimpse of the man who is creating the projection before they retreated.”

“And?”

“And he had Cauldron’s mark tattooed on the back of his left hand, a swan on his right.”

With the exception of himself, the Number Man and the woman in the suit, everyone present reacted with surprise.


“You don’t think that was William Manton?”  Alexandria asked.  “But why the mark on his right hand?”

“I don’t know. It doesn’t fit on a lot of levels. A top parahuman researcher becoming one of the Nine?”

Interlude 14.5

Also presumably he's the discoverer of the Manton Effect, although that's never explicitly stated.