UFC 137′s pay-per-view main card is set with five fights from the October 29 event in Las Vegas, including a headlining title fight between welterweight champion Georges St-Pierre and Strikeforce champ Nick Diaz.
The addition of UFC 137′s co-main event between welterweights BJ Penn and Carlos Condit recently completed the main card, which also features Matt Mitrione vs. Cheick Kongo and Mirko Cro Cop vs. Roy Nelson, as well as a featherweight fight between Hatsu Hioki vs. George Roop.
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