UFC 155: Dos Santos vs. Velasquez II was a mixed martial arts pay-per-view event held by the Ultimate Fighting Championship on December 29, 2012 at the MGM Grand Garden Arena, Las Vegas, Nevada, United States.

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Cain Velasquez

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Junior dos Santos

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Jim Miller

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Joe Lauzon

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Constantinos Philippou

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Yushin Okami

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Alan Belcher

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Derek Brunson

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Chris Leben

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Eddie Wineland

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Brad Pickett

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Erik Perez

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