[5] A professional competitor since 2010, Morono has also fought for Legacy Fighting Championship, where he was the Welterweight Champion.
[7] Alex's parents bought him a membership to LA Boxing gym where he began training in 2007, eventually noticing a jiu-jitsu class in the premises.
[citation needed] In 2010, Morono began competing in Legacy Fighting Championship amateur series, amassing a record of 3–0–1.
[8] Later that same year, Morono made his professional MMA debut, winning 21 seconds into the first round by armbar.
[9] Morono stepped in on just over a week's notice to face Kyle Noke replacing an injured Kelvin Gastelum at UFC 195.
[10] Morono was expected to face James Moontasri on October 15, 2016 at UFC Fight Night 97.
[12][13] In turn, the pairing was quickly rescheduled and eventually took place on December 17, 2016 at UFC on Fox 22.
[17] He lost the fight via knockout at the end of the second round;[18] however this was later overturned to a no contest after Price tested positive for marijuana.
[19] Morono faced Keita Nakamura on September 23, 2017 at UFC Fight Night: Saint Preux vs.
[33] However on January 22, 2020, Lima was forced to withdraw from the bout due to a neck injury,[34] and he was replaced by Khaos Williams.
[36] Morono faced Rhys McKee on November 14, 2020 at UFC Fight Night: Felder vs. dos Anjos.
[44] Morono faced David Zawada, replacing Sergey Khandozhko, on September 4, 2021 at UFC Fight Night 191.
[50] Morono faced Santiago Ponzinibbio at UFC 282 on Saturday, December 10, 2022, replacing an injured Robbie Lawler.