Juan Manuel Marquez knocked out Manny Pacquiao in the fourth fight of their epic series. It took Sugar Ray Leonard 14 rounds to down Thomas Hearns. Evander Holyfield thoroughly outboxed Mike Tyson in a match that is considered to be one of the greatest upsets in boxing history. But which superfight of the ESPN era was the best of the best? Our pound-for-pound panel had their say, and now it's time for SportsNation to weigh in! Click the photos below to set your ranking, then head to Twitter using #ESPNsuperfights to join the conversation!

Boxing's top 10 superfights

Tyson vs. Spinks

Tyson vs. Spinks

Mike Tyson KO1 Michael Spinks
June 27, 1988

Bowe vs. Holyfield

Bowe vs. Holyfield

Riddick Bowe W12 Evander Holyfield
Nov. 13, 1992

Holyfield vs. Foreman

Holyfield vs. Foreman

Evander Holyfield W12 George Foreman
April 19, 1991

Pacquiao vs. Marquez IV

Pacquiao vs. Marquez IV

Juan Manuel Marquez KO6 Manny Pacquiao
Dec. 8, 2012

Holyfield vs. Tyson

Holyfield vs. Tyson

Evander Holyfield TKO11 Mike Tyson
Nov. 9, 1996

Leonard vs. Hagler

Leonard vs. Hagler

Sugar Ray Leonard W12 Marvin Hagler
April 6, 1987

Chavez vs. Taylor

Chavez vs. Taylor

Julio Cesar Chavez TKO12 Meldrick Taylor
March 17, 1990

Pryor vs. Arguello

Pryor vs. Arguello

Aaron Pryor TKO14 Alexis Arguello
Nov. 12, 1982

Leonard vs. Hearns I

Leonard vs. Hearns I

Sugar Ray Leonard TKO14 Thomas Hearns
Sept.16, 1981

Hagler vs. Hearns

Hagler vs. Hearns

Marvin Hagler TKO3 Thomas Hearns
April 15, 1985

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