WHAT!?!?!?!?

We all know about the 5 signers in yu gi oh! dont we? We know that 4 of the signers are yusei fudo, jack atlas, luna, and akiza izinski. well the 5th signer is rex goodwin BUT he is also a DARK SIGNER!!!!!!!!! He bears the mark of the falcon and the head of the crimson dragon! Talk about insane!!!!