Countless knockouts occur every UFC card, but only a few will be replayed for years to come. Even fewer are the moments like Joaquin Buckley’s jumping spinning back kick on Impa Kasanganay, Jorge Masvidal's five-second flying knee knockout of Ben Askren,

Elijah Smith may have just delivered the Knockout of the Year with his finish over Toshiomi Kazama at UFC Vegas 109. Following a back-and-forth grappling exchange on the ground as he avoided submission attempts from the bottom,