Yeah. More common among Decepticons than Autobots, but there wasn't exactly an even split one way or another.

[He shrugs. They were kind of the difference between human hair colors, as far as he knew. Just without genetics involved.]

And some of the others probably had their own hands reformatted at some point. I never bothered.

[Rumble sits back on his haunches, joining Barricade in watching as McCrane tries to manifest the ball of light. Barricade's wings flick in surprise as it finally happens... and at the explanation.]

An affinity with his wishes? How vague... and this'll happen to others, if they happen to align to the other FirstForgeds' wishes?

[Something about this doesn't sit entirely well with him.]