Since losing via decision against Henderson, Rua has maintained relevance with knockout wins over James Te-Huna and Brandon Vera. However, he sits outside serious title contention, thanks to losses to Alexander Gustafsson and Chael Sonnen.
Henderson, meanwhile, has exclusive fought ranked competition since his last meeting with Rua. That has led to three straight losses for the former Pride FC champion, who was most recently knocked out by Vitor Belfort at UFC Fight Night 32.
With so much mileage, Henderson and Rua can't keep at this for much longer. This matchup could be the last opportunity for both men to spark a run at the light heavyweight championship.
So, here is a closer look at how they match up this time around.