Revunj is a stitchpunk T-Rex who fears none due to being overly brave which caused him to lose a arm that soon was replaced by titanium, he later betrayed the others and was outcasted to live in the plains where he grew up, now he often attacks and threatens the others, The other side of his face is torn up horribly, as if he was ripped to shreds but only on the side of his face

Yes

Evil dude kills Psi real