Jon Jones vs. Tom Aspinall is one of the most sought-after matchups in all of MMA. 'Bones' has been untouchable for the past 15 years and is the consensus greatest fighter of all time.

Jon Jones made his highly-anticipated return to the octagon in November as he defeated Stipe Miocic via third-round TKO at UFC 309 to defend his heavyweight title for the first time.

T he UFC heavyweight rankings are one of the most popular lists in the sport. Despite the big guys not being the quickest and most technical, the weight class remains a favorite.