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A lightweight division attraction has been added to UFC 170 as Erik Koch will be in action against Rafaello Oliveira. Koch will be moving to the lightweight division in this fight, he went 2-2-0 as a featherweight in the UFC. Oliveira has won one of four in his second UFC run, with that lone win coming over Yoislandy Izquierdo at UFC 148. UFC 170 takes place on February 22nd from the Mandalay Bay Events Center in Las Vegas, Nevada with Ronda Rousey and Sara McMann headlining.
