The Korean Zombie (also known as UFC Fight Night 154 or UFC on ESPN+ 12) was a mixed martial arts event produced by the Ultimate Fighting Championship held on June 22, 2019, at Bon Secours Wellness Arena in Greenville, South Carolina.

However, on May 9, it was reported that Perez had pulled out of the fight due to injury and was replaced by promotional newcomer Bruno Silva.

[5][6] On June 16, it was reported that Silva was forced out of the bout due to a potential anti-doping violation by USADA and was replaced by returning veteran Eric Spicely.

[7] A bantamweight bout between Cody Stamann and Rob Font was scheduled to take place at the event.

[8] The pairing met previously at UFC 198 in May 2016, with Lineker winning the fight via unanimous decision.