Knockouts IN MMA, BOXING AND KICKBOXING. Top 20 Knockouts in UFC History The UFC celebrated its first 20 years by creating the Top 20 Knockouts in UFC History, 1993-2013. Top 10 The Best knockouts ever (by odissey505) Subscribe to see more Top-10 videos. Top 10 knockouts - can make you love or hate combat sports A knockout is a winning criterion in several full contact com UFC BEST KNOCKOUTS These are my favourite Knockouts in UFC History tell my your favourite in the comments below I hope you enjoy it, if you did please hit the like button an ...