2015's "UFC 183: Silva vs. Diaz" found Anderson "The Spider" Silva making his return to the Octagon after a 13-month hiatus to take on Nick Diaz in Las Vegas. The card also featured Joe Lauzon against Al Iaquinta, and Thales Leites battling Tim Boetsch. 2015's "UFC 184: Rousey vs. Zingano" offered the most anticipated women's MMA bout ever, as Ronda Rousey and Cat Zingano put their respective unbeaten streaks on the line in Los Angeles. Also featured were Josh Koscheck against Jake Ellenberger, and Alan Jouban squaring off against Richard Walsh. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo. Three-disc set.