UFC 81: Breaking Point

UFC 81: Breaking Point was a mixed martial arts (MMA) event held on February 2, 2008 by the Ultimate Fighting Championship (UFC) at the Mandalay Bay Events Center in Las Vegas, Nevada.

The event featured Tim Sylvia and Antônio Rodrigo "Minotauro" Nogueira for UFC's Interim World Heavyweight Championship. UFC Heavyweight champion Randy Couture declined a championship fight with Nogueira, which caused the creation of the interim title.

This event also saw the UFC debut of former WWE Champion Brock Lesnar in a bout against former UFC heavyweight champion Frank Mir.