Early career Escudero began his career in the summer of 2006 by putting together two back to back wins in Roland Sarria's Phoenix based Rage in the Cage mixed martial arts organization. He followed up his two fight win streak the following summer by recording 7 straight wins, all by submission. This streak of submissions was the highest recorded in the year of 2007. Escudero only fought during the summer months because he was a full-time collegiate wrestler. He competed for
Pima Community College for the 2006 and 2007 seasons. While competing Efrain found himself teammates with future UFC fighters
Drew Fickett,
Jamie Varner,
Jesse Forbes,
Anthony Birchak,
George Roop,
Anthony Leone, and
Danny Martinez. During the 2006–2007 season, Escudero placed 7th at the NJCAA national tournament in the 157 lb weight class, officially making Escudero an All-American. In 2007 Escudero stepped out of his summer fight schedule to compete in Full Moon Fighting's inaugural event held in
Puerto Peñasco, Mexico. This was Escudero's first fight in his birth country of Mexico and he wore a pair of fight shorts bearing the Mexican Flag. This bout was against Tommy Wagner, whom he defeated by submission due to strikes at 1:12 of round 1.
The Ultimate Fighter 8 Escudero was a contestant on the UFC's
The Ultimate Fighter: Team Nogueira vs. Team Mir on
Spike TV as a lightweight. He won his first fight against
Ido Pariente with a rear naked choke in the first round to make it into the house. He then beat
Shane Nelson in the second round with a mounted triangle to earn a spot in the semi-finals. He then beat Junie Browning with a
D'Arce choke in the second round to advance to the finals. In the show's finale, shown on Spike TV, Escudero earned a six-figure UFC contract by defeating
Phillipe Nover by unanimous decision. Upon receiving the trophy, Escudero dedicated his win to his late father, who died just before he left for the show. He further dedicated his win to anybody who had ever lost anybody they loved.
Ultimate Fighting Championship Escudero earned his first official win in the UFC on December 13, 2008, by defeating Phillipe Nover by unanimous decision during the main event of
The Ultimate Fighter: Team Nogueira vs. Team Mir. Efrain was set to fight
Jeremy Stephens at
UFC Fight Night 18. Efrain came down with a rib injury that forced him to withdraw from the bout. In an online interview, hosted by Escudero's official website, Escudero confirmed that he would fight
Cole Miller at
UFC 103. Prior to his fight with Miller, Efrain told FightLockdown.com, "I have been concentrating on knocking people out. My hands are improving every day. If they want to keep it standing, I am ready and willing to do just that.” At
UFC 103, in his first post-TUF fight, Escudero eventually earned an impressive KO win over Miller at 3:36 of the first round. He was aggressive throughout, once executing a powerful takedown in lifting and slamming Miller to the canvas. After dropping Miller with a strong jab, he followed up with two
ground and pound strikes to the head of his opponent to stop the fight. Escudero suffered his first professional defeat against
Evan Dunham at
UFC Fight Night 20 via submission in the third round. Escudero refused to tap until the armbar was at an extreme angle and left the ring under medical supervision before the victory presentation, leading to speculation that the arm was broken. Escudero reassured fans via Twitter that the arm only suffered tendon damage. After an MRI showed that Efrain's arm was healthy, and he confirmed that he would be fighting
Dan Lauzon at
UFC 114. Escudero then defeated Lauzon via unanimous decision (29–27, 29–27, 29–27) after being deducted a point late in the third round for accidentally striking Lauzon in the groin. Escudero was expected to face
John Gunderson on September 15, 2010, at
UFC Fight Night 22. Escudero was then set to face
Matt Wiman after Wiman's original opponent,
Mac Danzig was forced from the card with an injury. Wiman also suffered an injury and was replaced by
Charles Oliveira. Escudero weighed in at 159 pounds, three pounds over the limit, resulting in the fight becoming a catchweight bout. Escudero lost the bout via submission due to a standing rear-naked choke in the third round. On September 20, 2010, Escudero was released from his UFC contract, making him the second
TUF winner to be released by the UFC.
Independent Promotions After leaving the UFC, Escudero compiled a 5–1 record, finishing three of his opponents via submission. Escudero's fourth fight since leaving the UFC came against fellow UFC veteran
Fabrício Camões at
Tachi Palace Fights 9 on May 5. He lost via unanimous decision after being controlled by Camões for the first two rounds. Escudero was then scheduled to fight submission wizard Tim Radcliffe at
BAMMA 7. However, on September 6, it was announced that visa issues prevented his travel to England. After visa-issues forced
Paul Kelly out of his fight at
Legacy Fighting Championship 9, Efrain was announced as his replacement. He was signed to fight Jeff Rexroad on Dec. 16th, 2011. However, Efrain was re-signed to the
UFC, causing him to withdraw from the bout. Escudero faced
Tyson Griffin at Resurrection Fighting Alliance 4 on November 2, 2012. Escudero lost via unanimous decision. Escudero faced
Bellator vet
Luis Palomino at CFA 12 on October 12, 2013 Escudero won via unanimous decision.
Return to the UFC In his UFC return, Escudero faced
Jacob Volkmann on December 30, 2011, at
UFC 141, replacing an injured
T. J. Grant. He lost the fight via unanimous decision, but was very close to submitting Volkmann in the closing minutes. Escudero then faced
Mac Danzig on April 21, 2012, at
UFC 145. Escudero lost the fight by unanimous decision and was subsequently released from the promotion for a second time.
Bellator MMA Efrain signed a one-fight deal with
Bellator Fighting Championships and fought Cesar Avila at
Bellator 55. He won the fight by guillotine choke submission in the first round. Escudero faced Zack Surdyka on September 20, 2013, at
Bellator 100. He won the bout via unanimous decision.
Third UFC stint Escudero was originally expected to face
Francisco Trinaldo on September 13, 2014, at
UFC Fight Night 51. He won the fight by unanimous decision. Escudero then faced
Drew Dober at
UFC 188 on June 13, 2015. He won the fight by
guillotine choke submission in the first round. Escudero faced
Leandro Silva on November 21, 2015, at
The Ultimate Fighter Latin America 2 Finale. He lost the fight by unanimous decision. Escudero next faced
Kevin Lee on April 23, 2016, at
UFC 197. Despite Rocking Lee several times, and getting the better of the striking exchanges in each round, Efrain gave up several crucial take downs to Lee causing him to lose the fight by unanimous decision. Escudero was subsequently released from the promotion for a third time.
World Tour Following his third release from the UFC, Escudero began competing in various international promotions. Recording decision victories in
Urayasu, Chiba and
Mons, Belgium. Efrain was scheduled to compete at the
O2 Arena in
Prague,
Czech Republic against Mansour Barnaoui (13–4) on February, 7th 2017 for EuroFC's inaugural event but the event was cancelled. The bout with Mansour was to be rescheduled to a future event, but Mansour refused for unknown reasons. Efrain instead fought against Akhmet Aliev for
Fight Nights Global 59 on February 23, 2017, in
Khimki, Russia. Despite almost submitting Aliev in the first round, Escudero lost a unanimous decision. When Escudero returned to the United States he quickly accepted a short notice fight against former
Bellator title challenger and fellow
Ultimate Fighter alumnus
Fabrício Guerreiro. Escudero won the fight via unanimous decision on March 18, 2017. Efrain was scheduled to face
Bellator veteran
Murad Machaev in
Yekaterinburg,
Russia on May 25, 2017, for
Fight Nights Global 66, however, Machaev pulled out of the bout for unknown reasons. Efrain faced Akhmed Aliev on February 23, 2017, at Fight Nights Global 59 and lost that fight by split decision. Efrain decided to give himself a quick turnaround by helping fund, and run an upstart MMA promotion based out of Mexico called Lux Fight League. On July 21, 2017, Efrain competed in the main event of the inaugural event, defeating
Ultimate Fighter Brazil veteran
Bruno Murata by unanimous decision, handing Murata his first professional loss in the process. Following the win Efrain began a
Twitter campaign to earn a spot on the
Bellator Roster.
Absolute Championship Berkut Escudero faced Musa Khamanaev on November 18, 2017, at
ACB 74. He lost the fight via unanimous decision. Escudero was scheduled to fight Rasul Shovhalov on January 27, 2018, at
ACB 79, but the fight was cancelled. Escudero was scheduled to face Khamzat Aushev on March 24, 2018, at
ACB 83, but yet again his bout was cancelled.
LUX Fight League On July 21, 2017, Escudero was scheduled to face Bruno Murata at the
inaugural event of the Mexican promotion
LUX Fight League. They headlined the evening, with Escudero winning by unanimous decision. Escudero faced Jorge López Bustamante on February 17, 2018, at
LUX 002. He won the fight by submission in the first round.
Professional Fighters League Escudero faced
Jason High in a lightweight tournament bout at
PFL 2 in
Chicago on June 21, 2018. He won the fight via technical submission in the third round. The win was controversial as the referee stopped the bout when High quickly moved his hand under Escudero's body, resulting in the referee believing it was a tap. However, upon review of replays, it was clear High had not tapped. Escudero was set to face
Islam Mamedov in the next round of the Lightweight tournament. However, Escudero missed the 156-pound weight limit by over seven pounds, and the bout set for the
PFL 5 show on August 2, 2018, was cancelled. As a result, Mamedov was awarded 3 points via walkover victory.
Golden Boy Promotions Escudero faced
Gleison Tibau in a 160lbs catchweight bout at
Golden Boy Promotions inaugural MMA event on November 24, 2018. He lost the bout via unanimous decision. ==Personal life==