UFC 155

UFC 155: dos Santos vs. Velasquez 2 fue un evento de artes marciales mixtas organizado por Ultimate Fighting Championship el 29 de diciembre de 2012 en el MGM Grand Garden Arena en Las Vegas , Nevada . ^{[ 3 ]}

Se esperaba una revancha entre Junior dos Santos y Cain Velasquez desde el 26 de mayo de 2012 en UFC 146 , donde dos Santos defendió su campeonato de peso pesado contra Frank Mir y Velasquez derrotó a Antônio Silva . Velasquez y dos Santos ya se habían enfrentado una vez el 12 de noviembre de 2011 en UFC on Fox: Velasquez vs. Dos Santos , donde dos Santos ganó por nocaut en el primer asalto. Se esperaba que Alistair Overeem , excampeón de DREAM y Strikeforce , se enfrentara al ganador de este combate. Originalmente se esperaba que se enfrentara a dos Santos por el título en UFC 146; sin embargo, el 4 de abril de 2012, se reveló que Overeem había dado positivo en su prueba antidopaje previa al combate realizada por la Comisión Atlética del Estado de Nevada (NSAC). Se encontró que tenía una proporción elevada de testosterona a epitestosterona de 14 a 1, por encima de la proporción permitida de 6 a 1. ^{[ 4 ] [ 5 ]}

Se esperaba que Chael Sonnen se enfrentara a Forrest Griffin en este evento. Sin embargo, Sonnen fue retirado de la pelea para entrenar la decimoséptima temporada de The Ultimate Fighter contra el campeón de peso semipesado de la UFC, Jon Jones , y fue reemplazado por Phil Davis . ^{[ 6 ]} Griffin se vio obligado a retirarse del combate debido a una lesión en la rodilla y Davis fue retirado definitivamente de la cartelera.

Se esperaba que en este evento se llevara a cabo un combate entre Erik Koch y Ricardo Lamas . Sin embargo, el combate se trasladó a UFC on Fox 6 y se incluyó en la cartelera principal. ^{[ 7 ]}

Se esperaba que Gray Maynard se enfrentara a Joe Lauzon en este evento. Sin embargo, Maynard se vio obligado a retirarse del combate por una lesión y fue reemplazado por Jim Miller . ^{[ 8 ]}

Matt Mitrione was expected to face Phil De Fries at this event. However, due to an injury sustained by Shane Carwin, Mitrione stepped in as a replacement against Roy Nelson at The Ultimate Fighter 16 Finale^[9] and was replaced by the returning Todd Duffee.^[10]

Chris Weidman was expected to face Tim Boetsch at this event. However, Weidman was forced out of the bout with a shoulder injury and was replaced by Costas Philippou.^[11]

Karlos Vemola was expected to face Chris Leben at this event. However, Vemola was forced out of the bout with an injury and was replaced by Strikeforce veteran Derek Brunson.^[12]

Cody McKenzie was expected to face Leonard Garcia at this event. However, McKenzie was forced out of the bout and was replaced by Max Holloway.^[13]

A bout between Melvin Guillard and Jamie Varner, originally scheduled for The Ultimate Fighter 16 Finale, was rescheduled for this event after Varner fell ill the night of the event.^[14]

The following fighters received $65,000 bonuses.^[15]

• Fight of the Night: Jim Miller vs. Joe Lauzon
• Knockout of the Night: Todd Duffee
• Submission of the Night: John Moraga

The following is the reported payout to the fighters as reported to the Nevada State Athletic Commission. It does not include sponsor money and also does not include the UFC's traditional "fight night" bonuses.^[16]

• Cain Velasquez: $200,000 (includes $100,000 win bonus) def. Junior dos Santos: $400,000
• Jim Miller: $82,000 (includes $41,000 win bonus) def. Joe Lauzon: $27,000
• Costas Philippou: $36,000 (includes $18,000 win bonus) def. Tim Boetsch: $37,000
• Yushin Okami: $84,000 (includes $42,000 win bonus) def. Alan Belcher: $37,000
• Derek Brunson: $30,000 (includes $15,000 win bonus) def. Chris Leben: $51,000
• Eddie Wineland: $30,000 (includes $15,000 win bonus) def. Brad Pickett: $17,000
• Érik Pérez: $20,000 (includes $10,000 win bonus) def. Byron Bloodworth: $6,000
• Jamie Varner: $24,000 (includes $12,000 win bonus) def. Melvin Guillard: $42,000
• Myles Jury: $16,000 (includes $8,000 win bonus) def. Michael Johnson: $14,000
• Todd Duffee: $16,000 (includes $8,000 win bonus) def. Phil De Fries: $8,000
• Max Holloway: $24,000 (includes $12,000 win bonus) def. Leonard Garcia: $20,000
• John Moraga: $22,000 (includes $11,000 win bonus) def. Chris Cariaso: $12,000

• List of UFC events
• 2012 in UFC

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