He holds notable victories over former WEC Bantamweight champion Brian Bowles and UFC featherweight contender Chan Sung Jung.
Roop is from Tucson, Arizona and began competing in martial arts from a young age, winning Tae Kwon Do and judo tournaments while following the UFC in its early days.
He later attended Canyon Del Oro High School, where he was a quarterback on the football team and participated in wrestling in the 112 lbs.
Roop's main experience comes from fighting in an Arizona-based promotion, Rage in the Cage, where he was the featherweight champion.
When the Ultimate Fighter ended, Roop moved out to Las Vegas, Nevada and began his training with Xtreme Couture.
Roop had his next fight at UFC 98: Evans vs. Machida where he defeated Dave Kaplan via split decision.
[5] The fight took place on November 14 with Roop winning all three rounds on every judges scorecard to capture the title.
[11] Roop faced Leonard Garcia on March 6, 2010 at WEC 47 after he replaced Diego Nunes who was forced off the card with an injury.
[14] A significant underdog going into the fight, Roop won via KO due to a vicious head kick to the chin in the second round, earning him the Knockout of the Night bonus and giving Jung his first ever stoppage loss.
[17] Roop fought former Team Tompkins teammate & training partner, Mark Hominick on January 22, 2011 at UFC: Fight For The Troops 2.
[20] Roop faced world ranked Featherweight Hatsu Hioki on October 29, 2011 at UFC 137.
[25] Roop was expected to return to Bantamweight and face Yuri Alcantara on January 19, 2013 at UFC on FX: Belfort vs. Bisping, replacing an injured Johnny Eduardo.
[26] However, Roop was forced out of the bout with an injury and replaced by promotional newcomer Pedro Nobre.
Roop faced Dustin Kimura on April 16, 2014 at The Ultimate Fighter Nations Finale.
[39] During the fight Roop attempted to strike his opponent, Yoon Jun Lee, with a front kick and suffered a broken leg resulting in a TKO loss.