Oleksiy Oliynyk

Aleksei Oleinik is a living artifact of professional combat sports longevity. Born in Russia in 1977 and a professional fighter since 1997, he has competed across four decades, representing the discipline and technical depth that traditional grappling arts - sambo and Japanese jujutsu - bring to mixed martial arts. His journey spans regional promotions worldwide before joining the UFC in 2014, at an age when most heavyweights are planning retirement.

What sets Oleinik apart is not raw athleticism but technical mastery. He holds the all-time MMA record for Ezekiel choke submissions with 14, and became only the second fighter in UFC history - and the first in the modern era - to win via that rare hold. His 2017 victory over Viktor Pešta, executed from full mount position, redefined what was possible with positional submission expertise. He has earned multiple Performance of the Night bonuses by methodically breaking opponents down through sambo footwork and precise grip work, then finishing with devastating submissions.

Oleinik's UFC tenure was marked by his willingness to face elite competition on short notice and his consistent production of highlight-reel finishes. From his scarf hold headlock submission debut against Anthony Hamilton to his rear-naked choke victory over Mark Hunt (his 45th submission win overall), he proved that technical grappling could thrive at heavyweight. Losses to Alistair Overeem, Derrick Lewis, and others came against peak-level opponents, underscoring his willingness to test himself.

Now in his late 40s and a free agent since 2022, Oleinik remains active, having signed with Global Fight League and competed in bare-knuckle boxing. He embodies the journeyman's path and the craftsmanship of a fighter who chose skill and longevity over hype, earning respect from fans and peers alike for four decades of dedication to the sport.