Rodrigo Nogueira defeated Tim Sylvia to take the Interim Heavyweight title belt and Brock Lesnar fell to Frank Mir via knee bar to stall his UFC breakout at UFC 81 in Las Vegas Nevada. In other action Nate Marquardt defeated Jeremy Horn and Ricardo Almeida returned to the UFC in impressive fashion.

Rodrigo Nogueira over Tim Sylvia 1:28 Rd 3
Frank Mir over Brock Lesnar 1:30 rd 1
Nate Marquardt over Jeremy Horn Guillotine choke 1:37 rd 2
Ricardo Almeida over Rob Yundt guillotine choke 1:08 rd 1
Tyson Griffin over Gleison Tibau Decision Rd 3
Chris Lytle over Kyle Bradley KO 0:33 rd 1
Tim Boetsch over David Heath TKO 4:52 rd 1
Marvin Eastman over Terry Martin Decision
Rob Emerson over Keita Nakamura Split Decsiion Rd 3