Twelve randomly-selected UFC 81 fighters have passed their mandatory drug tests according to MMA Junkie. The fighters were tested by the Nevada State Athletic Commission for performance enhancing substances and drugs of abuse.
Tested Fighters

Frank Mir
Brock Lesnar
Antonio Rodrigo Nogueira
Tim Sylvia
Ricardo Almeida
Tim Boetsch
Marvin Eastman
Rob Emerson
Tyson Griffin
Jeremy Horn
Chris Lytle
Nate Marquardt

Antonio Rodrigo Nogueira def. Tim Sylvia
Nogueira — $200,000 ($100,000 to show; $100,000 to win)
Sylvia — $100,000
Frank Mir def. Brock Lesnar
Mir — $80,000 ($40,000 to show; $40,000 to win)
Lesnar — $250,000
Nate Marquardt def. Jeremy Horn
Marquardt — $52,000 ($26,000 to show; $26,000 to win)
Horn — $25,000
Ricardo Almeida def. Rob Yundt
Almeida — $40,000 ($20,000 to show; $20,000 to [...]

Six of the eighteen fighters who participated in bouts at UFC 81 “Breaking Point” have received medical suspensions from the Nevada State Athletic Commission, according to documents MMAFrenzy.com has received directly from the NSAC. Among the suspended fighters were headliners Frank Mir and Antonio Rodrigo Nogueira.
Official Medical Suspensions for UFC 81
Antonio Rodrigo Nogueira (defeated Tim [...]

The UFC awarded $60,000 bonuses to Tim Sylvia, Antonio Rodrigo Nogueira, Frank Mir, and Chris Lytle for their performances at UFC 81, according to a report by MMAJunkie.
Nogueira and Sylvia, who went head to head in the main event, won the “Fight of the Night” award and were awarded an additional $60,000 each. In the [...]

Antonio Rodrigo Nogueira def. Tim Sylvia via submission - Round 3, 1:28 (Nogueira becomes the Interim UFC Heavyweight Champion)
Frank Mir def. Brock Lesnar via submission - Round 1, 1:30
Nate Marquardt def. Jeremy Horn via submission - Round 2, 1:37
Ricardo Almeida def. Rob Yundt via submission - Round 1, 1:08
Tyson Griffin def. Gleison Tibau via unanimous [...]

UFC 81 “Breaking Point” took place Saturday, February 2nd at The Mandalay Bay Events Center in Las Vegas, Nevada.
The Super Bowl Eve event was headlined by a pair of heavyweight showdowns. In the main event, former UFC champ Tim Sylvia faced former PRIDE title holder Antonio Rodrigo Nogueira for the Interim UFC Heavyweight Championship. The [...]

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A lot of sites are blogging about the recent Dave Meltzer Yahoo! Sports article, which reports the payouts that Frank Mir and Brock Lesnar will receive for their fight later this evening at UFC 81. After reviewing the numbers, it’s not hard to see why this is causing some commotion. According [...]

Everyone knew going in that Lesnar was a huge guy, but so is Mir. Questions about how Mir, who is listed at 6-4, would look next to Lesnar were answered at the weigh-in. Even though Lesnar is listed at 6-2 ½, he was slightly taller than Mir. At 265 pounds, he looked gigantic next to [...]

Continue reading for a complete list of sports bars showing UFC 81 “Breaking Point”…

265 lb.: Antonio Rodrigo Nogueira (237) vs. Tim Sylvia (261)
Interim UFC Heavyweight Championship Bout
265 lb.: Frank Mir (255) vs. Brock Lesnar (265)

185 lb.: Jeremy Horn (185) vs. Nate Marquardt (185)

185 lb.: Rob Yundt (185) vs. Ricardo Almeida (185)

155 lb.: Gleison Tibau (156) vs. Tyson Griffin (155)

170 lb.: Kyle Bradley (170) vs. Chris Lytle (170)

205 lb.: [...]

On Saturday night at UFC 81 a new Heavyweight champion will be crowned and the birth or re-birth of a career will happen for one particular fighter. Brock Lesnar will be looking to start a new career as a mixed martial arts fighter as he makes the crossover from entertainment-style pro wrestling to the fight [...]