UFC on Fox: Evans vs. Davis was a mixed martial arts event held by the Ultimate Fighting Championship on January 28, 2012 at the United Center in Chicago, Illinois.

A bout between Demetrious Johnson and Eddie Wineland was originally slated for this event. However, Johnson was pulled from the bout to be a participant in the UFC's Flyweight tournament set to begin in March.

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UFC 142 Aldo vs Mendes: Aldo vs. Mendes was a mixed martial arts event held by the Ultimate Fighting Championship on January 14, 2012 at the HSBC Arena in Rio de Janeiro, Brazil.

Chad "Money" Mendes had his chin foreclosed on by featherweight champion Jose Aldo in the main event of UFC 142 on Saturday night.

Coming into the bout, Mendes was seen as the biggest threat to Aldo's reign, but it only took one round for the Brazilian to connect on a huge knee to crush the Team Alpha Male member's title aspirations.

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UFC 141: Lesnar vs Overeem was a mixed martial arts event held by the Ultimate Fighting Championship on Friday December 30, 2011, at the MGM Grand Garden Arena in Las Vegas, Nevada.

Brock Lesnar suffered a humiliating first-round pasting courtesy of Alistair Overeem at UFC 141, and with that loss, his second consecutive defeat, he subsequently announced his retirement.

Alistair Overeem had a lot of distractions heading into UFC 141 main event against former UFC heavyweight champion Brock Lesnar at the MGM Grand Garden Arena in Las Vegas, Nevada.

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UFC 140: Jones vs. Machida was a mixed martial arts event held by the Ultimate Fighting Championship on December 10, 2011 at the Air Canada Centre in Toronto, Ontario.

The main event between UFC Light Heavyweight Champion Jon Jones and Shotokan karate black belt Lyoto Machida had fans salivating, due to the riddle that both fighters brought to the table. No one had been able to solve the long reach and unorthodox striking of Jones to date, and few had been able to deal with the in-and-out, pinpoint striking that Machida brought to the table.

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UFC 139 Shogun vs Henderson was a mixed martial arts event held by the Ultimate Fighting Championship on November 19, 2011 at the HP Pavilion in San Jose, California, USA

Making their first trip to San Jose, California the UFC put together a deep fight card that delivered the goods inside the Octagon. The final two fights at UFC 139 were both awarded “Fight of the Night” honors for good reason.

As far as Main & Co-Main events go, UFC 139 arguably had the best combination of the two on a single night.

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UFC 138: Leben vs. Muñoz was a mixed martial arts event held by the Ultimate Fighting Championship on November 5, 2011 at LG Arena in Birmingham, England.

Chris Leben is skilled at forcing his opponents to engage in bloody brawls, Munoz stuck to his promise, using his self-described “Donkey Kong” ground-and-pound to finish the fight after two rounds.

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UFC 137: Penn vs. Diaz was a mixed martial arts event held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.

Nick Diaz, who was originally scheduled to headline the card opposite Georges St-Pierre for the UFC Welterweight Championship, was pulled from the fight on September 7, due to failing to make media appearances. Carlos Condit was promoted from his fight with B.J. Penn to replace Diaz and face St-Pierre

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UFC 136: Edgar vs. Maynard III was a mixed martial arts event held by the Ultimate Fighting Championship on October 8, 2011, at the Toyota Center in Houston, Texas.

In the main event, Frankie Edgar defends his lightweight title against Gray Maynard. Also on the card, featherweight champion Jose Aldo faces Kenny Florian and Chael Sonnen returns to Octagon to battle Brian Stann.

UFC 136 did not disappoint. The card had two title fights, two fights that could have put fighters on their way to title fights and a rematch that promised excitement. All in all, the event had the makings of an exciting evening of fights.

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UFC 135: Jones vs Rampage, Jon Jones successfully defended his Light Heavyweight title against Quinton Jackson.

Rampage came in on a two fight win streak, and was looking to regain the title he lost to Forrest Griffin. For Jones, this was his first title defense since winning the belt from Mauricio Rua earlier this year.

Right from the opening bell, Jones fought with both confidence and unpredictability. He began the fight crawling towards Rampage on all fours, and used a variety of other unconventional techniques throughout. As the fight progressed, Jones slowly turned up the pressure.

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