Throughout his career, Tyson became well known for his ferocious and intimidating boxing style as well as his controversial behavior both inside and outside the ring. Tyson is considered to have been one of the best heavyweight boxers of all time. He was ranked No. 16 on The Ring's list of 100 greatest punchers of all time and No. 1 in the ESPN.com list of "The hardest hitters in heavyweight history". He has been inducted into the International Boxing Hall of Fame and the World Boxing Hall of Fame.