holyfield
tyson
1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996
 After re-acquiring the titles, Holyfield makes his first defense bout against undefeated former cruiserweight champion Michael Moorer on April 22nd and loses with a 12th round decision. Due to chest pains following the fight, Holyfield decides to end the year after medical reports show findings of a hole in his heart. Announces his retirement and ends his career record with 30-2 with 22 KO's.