The two greatest lightweight fighters of all-time – BJ ''The Prodigy'' Penn and Sean ''The Muscle Shark'' Sherk - meet in the world-famous Octagon for an epic battle that will settle the score once and for all in the main event of UFC 84: Ill Will. This action-packed 11 fight card also features ''The Axe Murderer'' Wanderlei Silva versus ‘The Dean of Mean’ Keith Jardine, and a war between unbeaten Lyoto Machida and ''The Huntington Beach Bad Boy'', Tito Ortiz.

Main Card
# Lightweight Championship bout: B.J. Penn vs. Sean Sherkv
# Light Heavyweight bout: Wanderlei Silva vs. Keith Jardine
# Light Heavyweight bout: Tito Ortiz vs. Lyoto Machida
# Light Heavyweight bout: Wilson Gouveia vs. Goran Reljic
# Light Heavyweight bout: Thiago Silva vs. Antonio Mendes


Preliminary Card
# Light Heavyweight bout: Rameau Thierry Sokoudjou vs. Kazuhiro Nakamura
# Welterweight bout: Jon Koppenhaver vs. Yoshiyuki Yoshida
# Welterweight bout: Jason Tan vs. Dong Hyun Kim
# Middleweight bout: Rousimar Palhares vs. Ivan Salaverry


Special Features
# Bonus Behind the scenes featurette
# DVD Motion Menus with Fight Card Stats
# Exclusive Preliminary Fights