Floyd Mayweather Jr. has made 30 career boxing knockouts in different special event professional boxing fights.
 This includes the Ring magazine title in five weight classes and the lineal championship in four weight classes (twice at welterweight)
=== The Super Fight ===While banned from sanctioned bouts, Ali settled a $1 million lawsuit against radio producer Murray Woroner by accepting $10,000 to appear in a privately staged fantasy fight against retired champion Rocky Marciano

