UFC 48: Payback was a mixed martial arts event held by the Ultimate Fighting Championship at the Mandalay Bay Events Center in Las Vegas, Nevada. The featured contestants of the evening were Ken Shamrock and Kimo Leopoldo, who had met once before in 1996 at UFC 8, with Shamrock reigning victorious.
Ken Kilpatrick
Kimo Leopoldo
Frank Trigg
Dennis Hallman
Frank Mir
Tim Sylvia
Matt Hughes
Renato Verissimo
Evan Tanner
Phil Baroni
Matt Serra
Ivan Menjivar
Trevor Prangley
Curtis Stout
Georges St-Pierre
Jay Hieron