The very best one-hitter quitters from the sport of boxing in 2017. Top prospects, contenders, and champions including Anthony Joshua and Deontay Wilder, all in one 'Hard Hitting' top 25 countdown.

Footage Credits: HBO, SkySports, Showtime Sports, ESPN, IFLTV, BT Sport, Fox, PBC, Goldenboy, BBC, DAVE and Boxnation

Music Credits: Big H - Wake Up, BeatGodStacy, G Herbo - Malcolm, KeeloBeats - 10 toes, Drake - KMT, Raisi K - 300,