While “The Four Kings” (Sugar Ray Leonard, Thomas Hearns, Roberto Duran and Marvelous Marvin Hagler) are considered the cream of the 1980’s crop, the “Ferocious Four,” (Bobby Chacon, Rafael “Bazooka” Limon, Cornelius Boza-Edwards, and Rolando Navarrete) remain lesser-known, but savagely forged unforgettable rivalries that played out like a real-life fistic soap opera.