Rivera (9-2) is undefeated in his last five fights. “Cisco” most recently notched a TKO victory over Edwin Figueroa at UFC 156. The Californian has taken victories over Alex Soto and Roland Delorme inside the octagon, but saw his knockout victory over the latter overturned behind testing positive for over-the-counter stimulants.
Viana (7-0) in unbeaten in his professional career. The TUF: Brazil semifinalist has taken victories over John Teixeira da Conceicao and Reuben Duran inside the octagon.