The questions a bit confusing cause this means you can have Ricardo Lopez fighting Wladimir Klitshcko...

Ali vs. Tyson
Haye vs. Holyfield
Foster vs. BCD
Collins vs. Kess
Monzon vs. Pavlik
Norris vs. ODLH
Cotto vs. Griffith
JCC vs. Tszyu
Duran vs. Ortiz
Alexis vs. JMM
Sanchez vs. Alexis
Gomez vs. Morales
Olivares vs. Jofre
Roman vs. Mijares
Nonito vs. Canto
Solis vs. Humberto
Calderon vs. Lopez
Alexis vs. PBF
Montiel vs. Tapia