Board Thread:General Discussion/@comment-6431205-20130423195835/@comment-4185072-20130817224232

CyborgROX wrote: Having Raiden lose his arm again would be very unoroginal. He's already lost it twice. Besides, I see no reason to dig up an old rusty cyborg arm to put on Raiden.

I agree, plus It would be impossible because Raiden was completely PULVERIZED by REX. Nothing of him would remain.