UFC 331 delivered one of the wildest fight cards of the year Saturday night at Crypto.com Arena in Los Angeles — and for anyone chasing better fitness, it doubled as a five-round masterclass in conditioning, preparation, and the power of an underdog mindset. Flyweight champion Joshua Van outworked Alexandre Pantoja over 25 grueling minutes to defend his belt, Arman Tsarukyan flattened Mauricio Ruffy with a single elbow, and Sean Sharaf authored one of the biggest upsets in UFC history by knocking out Olympic gold medalist Gable Steveson in just 12 seconds. The night was a reminder of exactly what elite training, discipline, and recovery can produce inside the cage.

How UFC 331 Unfolded: Van Outlasts Pantoja in a Five-Round Classic

In the main event, 24-year-old Joshua Van retained the flyweight title with a unanimous decision over Alexandre Pantoja (49-46, 49-47, 50-45), sealing it with a dominant fifth round. Pantoja — returning after nearly a year on the sidelines — came out aggressive and doubled up Van on strikes early, but the champion's relentless scrambling and ever-growing gas tank took over as the fight wore on. A pivotal fifth-round knockdown proved the difference, the same finishing touch Van used to beat Tatsuro Taira earlier this year.

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Joshua Van lands a punch on Alexandre Pantoja during the UFC 331 flyweight title bout. Image credit: MMA Mania — Source

For Van, it was a clinic in fight-week discipline and aerobic endurance: 125 pounds of nonstop output for 25 minutes. The Myanmar-born champion — nicknamed "The Fearless" — now owns two title defenses at just 24 years old, and his cardio is the foundation of everything he does.

The co-main event was just as emphatic. Arman Tsarukyan knocked out Mauricio Ruffy with a massive elbow late in the first round, ending any debate about who deserves the next lightweight title shot. Tsarukyan, who had been stuck in limbo after a withdrawal and other incidents left him in the UFC's doghouse, finally delivered the finish he needed.

But the story of the night belonged to Sean Sharaf. A United States Marine who entered the cage 0-2 in the UFC and a roughly 12-to-1 underdog, Sharaf needed just 12 seconds to flatten Gable Steveson — the Olympic gold medalist widely billed as the future of the heavyweight division — with a picture-perfect left hook. It stands as one of the biggest upsets in MMA history and the third-fastest knockout ever at heavyweight.

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Sean Sharaf celebrates his 12-second knockout of Gable Steveson at UFC 331. Image credit: MMA Mania — Source

Timeline: How Fight Night Played Out in Los Angeles

The action started early and never let up. Here is how the UFC 331 card unfolded at Crypto.com Arena:

  • Main event (flyweight title): Joshua Van def. Alexandre Pantoja by unanimous decision (49-46, 49-47, 50-45).
  • Co-main event (lightweight): Arman Tsarukyan def. Mauricio Ruffy by first-round KO (4:56).
  • Heavyweight: Sean Sharaf def. Gable Steveson by first-round TKO (0:12).
  • Featherweight: Patricio Pitbull def. Doo Ho Choi by first-round KO (3:28).
  • Light heavyweight: Alonzo Menifield def. Iwo Baraniewski by split decision.
  • Bantamweight: Marlon Vera def. Charles Jourdain by third-round TKO.
  • Heavyweight: Robelis Despaigne def. Tai Tuivasa by split decision.
  • Middleweight: Edmen Shahbazyan def. Brunno Ferreira by unanimous decision.
  • Women's flyweight: Casey O'Neill def. Eduarda Moura by submission (armbar) in round one.
  • Featherweight: Joanderson Brito def. Giga Chikadze by first-round KO.

Five of the night's fights ended in the first round, a testament to how explosive power — built through years of strength and conditioning work — can end a fight in an instant.

What UFC 331 Teaches Everyday Gym-Goers About Training

Strip away the octagon and the pay-per-view, and UFC 331 reads like a fitness case study. Here are four lessons regular exercisers can borrow from the card:

1. Cardio is a weapon. Van's fifth-round surge wasn't luck — it was the payoff of months of aerobic base-building. High-intensity interval training (HIIT), steady-state cardio, and sport-specific conditioning are exactly what let fighters pour it on when opponents fade. For everyday lifters, building a real aerobic base is often the fastest route to better performance.

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Arman Tsarukyan celebrates his first-round knockout of Mauricio Ruffy at UFC 331. Image credit: MMA Mania — Source

2. Recovery is part of the job. After his win, Tsarukyan summed up elite discipline in one line: "I have no injuries. So I need one-week vacation, and then I can start training again." The best athletes treat sleep, nutrition, and recovery as seriously as training itself — a habit that pays dividends for anyone trying to stay consistent.

3. Weight management is a process, not a crash. Every fighter on the card cut to make weight safely, which means structured nutrition, hydration, and monitoring in the weeks before the fight. You don't have to make 125 pounds, but the principle holds: sustainable, planned nutrition beats last-minute crash dieting every time.

4. Mindset matters as much as muscle. Sharaf walked in 0-2, ignored the odds, and told reporters his game plan was simply "hit, don't get hit, leave with a bag full of cash." Confidence built through consistent preparation — not hype — is exactly what carried him through 12 seconds that changed his life. Joe Rogan said it best after the fight: "It was one of the greatest storybook, Cinderella stories."

Where Things Stand After UFC 331

Van remains the flyweight champion and is already being linked to a matchup with Manel Kape. Tsarukyan has effectively locked up the next lightweight title shot against champion Justin Gaethje, who sat cageside — though Tsarukyan isn't sure Gaethje wants the fight. "He's scared. He wanted Ruffy to knock me out," Tsarukyan said. "It means he's trying to avoid me."

For Steveson, the aftermath has been ugly. The 26-year-old walked out of the octagon before Sharaf's win was even announced, drawing criticism from Daniel Cormier and Joe Rogan. "You cannot be a great winner but then an ungrateful loser, and I think that was bad by Steveson," Cormier said. Rogan added that the hype "got to his head."

What's Next for Van, Tsarukyan, and Steveson

Van appears headed toward another title defense — potentially against Kape — while Tsarukyan says he wants his championship opportunity by mid-to-late December. "Whatever they tell me, I'll be there," he said. As for Steveson, the path back begins with humility: at 4-1 with immense talent but a glaring loss, he'll need to rebuild both his record and his reputation.

Meanwhile, Sharaf's career has flipped overnight. From winless in the UFC to the owner of one of the sport's most famous knockouts, he said the moment hasn't fully sunk in: "I guess I shocked the world, but I haven't felt any different."

The Bottom Line: UFC 331 Key Takeaways

  • Joshua Van defended the flyweight title with a five-round unanimous decision over Alexandre Pantoja.
  • Arman Tsarukyan earned a lightweight title shot with a first-round KO of Mauricio Ruffy.
  • Sean Sharaf's 12-second upset of Gable Steveson is one of the biggest in UFC history.
  • For fitness fans, the card was a live lesson in cardio, recovery, nutrition, and mindset.