Aleksei Oleinik

UFC on ESPN 25: Korean Zombie vs Ige

UFC on ESPN 25: The Korean Zombie vs. Ige was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 19, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A featherweight bout between former UFC Featherweight Championship challenger Chan Sung Jung and Dan Ige served as the event headliner.

UFC Fight Night 103: Rodríguez vs. Penn

UFC Fight Night 103: Rodríguez vs. Penn was a mixed martial arts event produced by the Ultimate Fighting Championship held on January 15, 2017, at Talking Stick Resort Arena in Phoenix, Arizona. A featherweight bout between The Ultimate Fighter: Latin America featherweight winner Yair Rodríguez and former UFC Lightweight and Welterweight Champion B.J. Penn served as the event headliner. This was Penn's first fight in the organization in over two-and-a-half years.

UFC Fight Night 149: Overeem vs. Oleinik

UFC Fight Night 149: Overeem vs. Oleinik was a mixed martial arts event produced by the Ultimate Fighting Championship held on April 20, 2019, at Yubileyny Sports Palace in Saint Petersburg, Russia. A heavyweight bout between the 2010 K-1 World Grand Prix Champion and former Strikeforce Heavyweight Champion Alistair Overeem and Aleksei Oleinik served as the event headliner.

UFC Fight Night 44: Swanson vs. Stephens

UFC Fight Night 44: Swanson vs. Stephens was a mixed martial arts event held at the AT&T Center in San Antonio, Texas. The event was headlined by a featherweight bout between Cub Swanson and Jeremy Stephens.

UFC Fight Night 185: Blaydes vs. Lewis

UFC Fight Night 185: Blaydes vs. Lewis was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on February 20, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A heavyweight bout between Curtis Blaydes and former UFC Heavyweight Championship challenger Derrick Lewis headlined this event.

UFC Fight Night 211: Dern vs. Yan

UFC Fight Night 211: Dern vs. Yan was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on October 1, 2022, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. The event was headlined by a women's strawweight bout between Mackenzie Dern and Yan Xiaonan.

UFC Fight Night 91: McDonald vs. Lineker

UFC Fight Night 91: McDonald vs. Lineker was a mixed martial arts event held on July 13, 2016 at Denny Sanford Premier Center in Sioux Falls, South Dakota.

UFC 213: Romero vs. Whittaker

UFC 213: Romero vs. Whittaker is a mixed martial arts event produced by the Ultimate Fighting Championship held on July 8, 2017 at T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area.

UFC Fight Night 174: Lewis vs. Oleinik

UFC Fight Night 174: Lewis vs. Oleinik (also known as UFC Fight Night 174, UFC on ESPN+ 32 and UFC Vegas 6) was a mixed martial arts event produced by the Ultimate Fighting Championship on August 8, 2020 at the UFC APEX facility in Las Vegas, Nevada, United States. Derrick Lewis vs. Aleksei Oleinik; Heavyweight. Omari Akhmedov vs. Chris Weidman; Middleweight. Maki Pitolo vs. Darren Stewart; Middleweight. Yana Kunitskaya vs. Ketlen Vieira; Women's bantamweight. Beneil Dariush vs. Scott Holtzman; Lightweight.

UFC 249: Ferguson vs. Gaethje

UFC 249: Ferguson vs. Gaethje was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 9, 2020 at VyStar Veterans Memorial Arena in Jacksonville, Florida, United States.

UFC 217: Bisping vs. St-Pierre

UFC 217: Bisping vs. St-Pierre is a mixed martial arts event produced by the Ultimate Fighting Championship held on November 4, 2017 at Madison Square Garden in New York City, New York.

UFC 246: McGregor vs. Cowboy

UFC 246: McGregor vs. Cowboy was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on January 18, 2020 at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Metropolitan Area, United States. A welterweight bout between former UFC Featherweight and Lightweight Champion Conor McGregor and former lightweight title challenger Donald Cerrone served as the event headliner.

UFC Fight Night 57: Edgar vs. Swanson

UFC Fight Night 57: Edgar vs. Swanson was a mixed martial arts event held at the Frank Erwin Center in Austin, Texas, on November 22, 2014. The card was headlined by a Featherweight bout between Cub Swanson and Frankie Edgar.

UFC 224: Nunes vs. Pennington

UFC 224: Nunes vs. Pennington is a mixed martial arts event produced by the Ultimate Fighting Championship held on May 12, 2018, at the Jeunesse Arena in Rio de Janeiro, Brazil.

UFC on ESPN 4: Dos Anjos vs. Edwards

UFC on ESPN 4: dos Anjos vs. Edwards was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 20, 2019 at the AT&T Center in San Antonio, Texas. A welterweight bout between former UFC Lightweight Champion Rafael dos Anjos and Leon Edwards was the event headliner.

UFC 273: Volkanovski vs. The Korean Zombie

With wins over Max Holloway, Jose Aldo and Brian Ortega, UFC featherweight champion Alexander Volkanovski is carving out his legacy as one of the best ever. But to keep his belt and his place atop the division, he must hold off the charge of "The Korean Zombie" Chan Sung Jung in the main event of UFC 273 on April 9. Fresh from a big victory over Dan Ige, Jung is determined that his second crack at the crown will see him bring a world title to South Korea for the first time as attempts to use his dynamic style to defeat Australia's finest. Plus, a heated rivalry gets its second chapter in the co-main event, as Aljamain Sterling and Petr Yan meet for the undisputed bantamweight title. UFC 273: Volkanovski vs The Korean Zombie - Saturday, April 9 live from VyStar Veterans Memorial Arena in Jacksonville, FL

UFC Fight Night 136: Hunt vs. Oleinik

UFC Fight Night 136: Hunt vs. Oleinik was a mixed martial arts event produced by the Ultimate Fighting Championship held on September 15, 2018 at Olimpiyskiy Stadium in Moscow, Russia. The event marked the promotion's first visit to Russia. The UFC arranged to use half of the venue and used a modified seating configuration for the arena. While not officially announced, the promotion was initially targeting a heavyweight bout between former UFC Heavyweight Champion Fabrício Werdum and Aleksei Oleinik to serve as the main event. However, on May 22, Werdum was flagged for a potential USADA doping violation and his status moving forward became unknown. On July 19, the promotion announced that a bout between the 2001 K-1 World Grand Prix winner and former interim title challenger Mark Hunt and Oleinik would serve as the event headliner.