Cotto vs common opponets
Sosa- tko 4 mayweather ud12- paul spadafora 12 ud
branco-tko 8 Gatti 12 ud
corley tko 5 mayweather 12ud- judah 12 sd
maussa-tko8 hatton 9ko
hernadez tko7 cotto-tko7 harris ud12-urango-tko2 d-hop ud8

on papper cotto did much better than some other fighters so if he made them more difficult what about these other fighters?