Vinicius Oliveira Bio
Vinicius de Oliveira Prestes de Matos (born November 30, 1995), widely known by the ring name Lok Dog, is a Brazilian professional mixed martial artist and rapper who competes in the bantamweight division of the Ultimate Fighting Championship (UFC). A product of the southern Brazilian city of Porto Alegre, he blends sharp striking with a sturdy Brazilian jiu-jitsu base, a combination that has carried him from regional shows to the global stage of the UFC. As of February 2026, he is ranked #12 in the UFC bantamweight division, cementing his place among the top international competitors at 135 pounds.
Outside the cage, Oliveira is also known for his work as a rapper, embracing a creative identity that complements his fighting persona. He has been active in professional mixed martial arts since 2017, representing the Sombra Team MMA gym based in his hometown.
Early Life and Background
Vinicius de Oliveira Prestes de Matos was born on November 30, 1995, in Porto Alegre, the capital of the southern Brazilian state of Rio Grande do Sul. Growing up in a city known for producing tough, well-rounded combat athletes, he was drawn to martial arts at a young age. He began training in combat sports early, building a foundation in Brazilian jiu-jitsu and striking that would later define his professional style.
Standing 5 ft 9 in (1.75 m), Oliveira developed his skills in local gyms in Porto Alegre, where he cultivated the aggressive yet technical approach that has become his trademark. His early dedication to multiple disciplines of fighting gave him a balanced toolkit, allowing him to finish opponents on the feet while remaining comfortable in close-range grappling exchanges.
Path to MMA
Oliveira turned professional in 2017 and quickly gained recognition on the Brazilian regional scene, where he built a strong reputation for his finishing instincts. His early career included stops in international promotions such as UAE Warriors, where he continued to sharpen his craft against high-level opposition from across the globe.
His breakout moment came on September 26, 2023, when he faced Victor Madrigal on Dana White’s Contender Series. Oliveira won the bout via first-round knockout, a performance impressive enough to earn him a UFC contract. That victory served as the springboard from regional prospect to UFC bantamweight contender, marking the transition from the developmental phase of his career to the highest level of mixed martial arts.
Vinicius Oliveira Career
Early Career (2017–2023)
From his professional debut in 2017 through the early 2020s, Vinicius de Oliveira Prestes de Matos established himself as a feared finisher on the Brazilian circuit. Competing primarily at bantamweight, he built a record highlighted by a series of knockouts, showcasing the kind of power and timing that scouts look for in developmental talent. His regional run laid the groundwork for invitations to bigger promotions.
During this period, he also tested himself internationally with UAE Warriors, gaining experience against diverse styles of opposition. Training out of Sombra Team MMA in Porto Alegre throughout these years, Oliveira steadily climbed the ranks until his Contender Series opportunity arrived in late 2023.
UFC Breakthrough (2024)
Oliveira made his UFC debut on March 2, 2024, at UFC Fight Night 238, where he produced one of the most memorable knockouts of the year. Facing Bernardo Sopaj, he finished the fight with a third-round flying knee, a highlight-reel sequence that earned him both the Performance of the Night and Fight of the Night bonuses in a single evening.
He followed that statement win with a unanimous decision victory over Ricky Simón at UFC 303 on June 29, 2024, held at the T-Mobile Arena in Las Vegas. The win over a durable veteran confirmed that Oliveira was more than a one-trick finisher, demonstrating his ability to grind out decisions when needed. By the end of 2024, he had firmly announced himself as a rising force in the bantamweight division.
UFC Bantamweight Run (2025)
On February 1, 2025, Oliveira traveled to Riyadh, Saudi Arabia, for UFC Fight Night 250, where he defeated Said Nurmagomedov by unanimous decision. The grueling, action-packed bout earned him another Fight of the Night award, reinforcing his reputation for producing entertaining fights against top opposition.
He continued his momentum on July 19, 2025, at UFC 318, where he earned a unanimous decision over Kyler Phillips. The win moved him deeper into the bantamweight rankings and set up a high-profile main event opportunity, signaling his arrival as a legitimate contender in the 135-pound class.
UFC Main Event Era (2026–Present)
Oliveira’s ascent reached a new peak when he was booked in the main event of UFC Fight Night 266 on February 7, 2026, against Mario Bautista. In a back-and-forth battle, Oliveira was eventually submitted via a rear-naked choke at the end of the second round, suffering only his fourth professional loss in a hard-fought contest.
Looking to rebound, he moved up to featherweight for a bout scheduled against Giga Chikadze at UFC Fight Night 279 on June 20, 2026. After Chikadze withdrew for undisclosed reasons, Andre Fili stepped in as a replacement. Oliveira answered with a second-round technical knockout, earning a $100,000 Fight of the Night bonus in the process and reminding the division of his finishing credentials.
Style and Strengths
Vinicius de Oliveira Prestes de Matos is best known for his explosive striking, particularly his willingness to launch flashy techniques such as flying knees against durable opposition. Trained at Sombra Team MMA, he blends traditional Brazilian jiu-jitsu fundamentals with sharp kickboxing, allowing him to threaten submissions while remaining dangerous on the feet. His cardio, durability, and appetite for high-tempo bouts have made him a frequent recipient of post-fight bonuses.
Notable Events and Milestones
His third-round flying knee knockout of Bernardo Sopaj on his UFC debut remains one of the signature moments of his career, while his decision win over Ricky Simón at UFC 303 established his credibility against established names. A milestone $100,000 Fight of the Night bonus for his featherweight finish of Andre Fili in 2026 further underscored his status as a fan-favorite performer inside the Octagon.
Vinicius Oliveira Family
Personal Life
Vinicius de Oliveira Prestes de Matos continues to reside in Porto Alegre, Rio Grande do Sul, Brazil, where he trains at Sombra Team MMA. He is also active as a rapper, balancing his music pursuits with a demanding professional fighting schedule. Limited public information is available regarding his broader family or relationship status.
2025 Season Performance
Vinicius de Oliveira Prestes de Matos enjoyed a breakthrough 2025 campaign in the UFC bantamweight division. He opened the year with a hard-fought unanimous decision win over Said Nurmagomedov at UFC Fight Night 250 in Riyadh, a performance that earned him another Fight of the Night bonus and pushed him firmly into the divisional rankings. The victory signaled his arrival as a consistent threat at the top of the 135-pound ladder.
He built on that momentum in July 2025 at UFC 318, where he outpointed Kyler Phillips by unanimous decision. The win against a well-regarded contender further cemented his reputation as a complete fighter capable of dictating terms over five rounds. By the close of 2025, Oliveira had positioned himself as a serious title-picture contender.
Looking ahead, his February 2026 main event against Mario Bautista and his subsequent featherweight finish of Andre Fili demonstrated his ability to rebound from adversity and take fights across multiple divisions. With multiple Fight of the Night awards already to his name, Oliveira entered the latter half of the year as one of the most entertaining and marketable athletes in the UFC.
