The NFL combine is an annual event where college football prospects get the opportunity to show off their skills to pro scouts. An impressive showing can help a player get drafted higher than originally planned. Here are five of the most dominant performances in the history of the NFL combine.Best NFL combine performances of all-time#1 - Bo JacksonRaiders running back Bo JacksonBo Jackson is one of the greatest all-round professional athletes in the history of all sports. He excelled at playing professional football and professional baseball at the same time. It should come as no surprise that he put together one of the most impressive performances ever at the combine. Though unofficial, it's rumored that he ran a 4.12 in the 40-yard dash, the fastest ever by a wide margin.TodayInSports@TodayInSports3Rumor has it that Bo Jackson ran a 4.12 40 at the 1986 NFL combine. And I believe it……9:35 AM · May 21, 202111425Rumor has it that Bo Jackson ran a 4.12 40 at the 1986 NFL combine. And I believe it…… https://t.co/IffXKOuHjw#2 - Deion SandersDeion Sanders at the 2007 NFL DraftNFL@NFLHe ran how fast?!?!The true story of @DeionSanders' mythical 40-yard dash. : 2019 #NFLCombine | March 1-4 on @nflcombine9:01 AM · Feb 27, 2019480132He ran how fast?!?!The true story of @DeionSanders' mythical 40-yard dash. 📺: 2019 #NFLCombine | March 1-4 on @nflcombine https://t.co/agfZC9MjwcDeion Sanders, like Bo Jackson, also succeeded while playing both professional football and baseball at the same time. He is another one of the greatest athletes in the history of all sports. In the NFL, he played defense, offense and special teams. He ran one of the fastest 40-yard dash times ever recorded at the NFL combine.