
ONE Championship interim featherweight Muay Thai world champion Nico Carrillo has shared the physical and mental formula that helped him rise from working as an electrician to becoming one of the most dangerous strikers in combat sports.
Known as the “King of the North,” the Scottish fighter has built a reputation for his devastating power, relentless work ethic, and explosive fighting style inside the ONE Championship ring.
However, Carrillo’s path to success was far from easy. Before becoming a world champion, he spent years working demanding blue-collar jobs while pursuing his dream of becoming a professional fighter.
Nico Carrillo Explains What Makes a Fighter’s Body Different
In a recent post on social media, Carrillo detailed the physical attributes he believes are necessary to compete at the highest level of martial arts.
“A fighter’s body needs to be different. It needs to snap like a whip and recover in seconds. It needs a core that locks tight so power flows from the ground right through to your fists and feet. It needs an engine that doesn’t quit when the fight gets deep.”
The ONE Championship star emphasized that elite-level performance requires far more than traditional gym workouts. According to Carrillo, explosive strength, intelligent conditioning, and sport-specific training are essential components of success.
“That kind of body is built with explosive strength, smart conditioning, and training that looks nothing like what most guys are doing in the gym. I know because I built mine from scratch. I went from electrician to ONE Championship World Champion.”
Hard Work and Discipline Key to Carrillo’s Success
Carrillo’s journey serves as an inspiration to aspiring fighters around the world. His rise through the ranks of Muay Thai and ONE Championship highlights the importance of dedication, consistency, and relentless self-improvement.
Today, the Scottish star is regarded as one of the most feared competitors in the featherweight division, thanks largely to his commitment to elite-level preparation.
Trail Running Plays a Major Role in Fight Preparation
Apart from his technical training, Nico Carrillo has revealed that trail running is one of his favorite methods for improving both physical endurance and mental toughness.
The Scottish fighter believes challenging environments help him build resilience and develop the mindset required to succeed during difficult moments in competition.
“For fight camps, it’s the perfect fuel to add to your game. It’s another way to get uncomfortable, and it teaches your body to overcome discomfort. It gives me the edge, and I’m doing it to set a very high standard for myself.”
Why Mental Toughness Matters in Combat Sports
According to Carrillo, the benefits of trail running extend beyond physical conditioning. The demanding nature of the activity forces athletes to embrace discomfort and push through fatigue, qualities that can make a significant difference inside the ring.
His philosophy reflects the mindset shared by many elite champions who view mental strength as equally important as physical preparation.
Conclusion
Nico Carrillo’s transformation from electrician to ONE Championship world champion is a testament to discipline, hard work, and unwavering belief. Through explosive strength training, smart conditioning, and mentally demanding workouts such as trail running, the “King of the North” has developed the tools needed to compete among the best fighters in the world.
As Carrillo continues his journey in ONE Championship, fans can expect the Scottish star to maintain the same relentless approach that helped him reach the top of the sport.
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