The Ultimate Fighter 18 finale pulled in ratings the beat some expectations when it aired the rubber match of a heated lightweight rivalry between Nate Diaz and Gray Maynard. Two winners of the reality show were also crowned as Chris Holdsworth and Julianna Peña both claimed wins. Peña became the first woman to ever win the reality show.
Of the 20 fighters tested at the finale, each and every one came back negative.
The testing is random with this event seeing each and every fighter tested, many of them making their debut in the UFC, now with a passed drug test to their name.