Serph shakes his head. No, it isn't something he's always had.

"It was triggered within us."

He glances in M-Bot's direction. That's an interesting method of forming speech...

Well. It would be easiest to show what he means by demon; he has no reason to hide its appearance here.

Raising his left hand to his face, glowing blue lines spreading from the brand on his cheek. His form darkens, shape amorphous as he transforms into a noticeably taller humanoid. The entire process is quick and smooth, as though he has done it hundreds of times.

And so he calmly waits to see how V and M-Bot respond.