edwin valero
oliver mccall
ike ibeabuchi
HAHA. I read the title and came to say Ibeabuchi. I was not disappointed.
Oliver McCall though? I know he was abusing coke for awhile and mentally unstable. Never thought of him as a nutjob though.
I guess you can group in Hyena Barrios, James Butler, Macho Camacho and Riddick Bowe.