Hitting the big ones is tough and especially if it is a World Cup match. But some people do it effortlessly and bring runs at a high pace. Sixes are a great way of increasing the run rate and creating pressure on the bowler, especially in the death overs.
10. Matthew Hayden (Australia) – 23

Former Australian opener Matthew Hayden was always hectic for the opposition bowlers. His fearless batting attitude mostly provided an excellent start for his national team. The left-handed batsman hit 87 sixes in his ODI career. Featuring in two Cricket World Cups, Hayden smashed 23 sixes in that tournament history.