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Marcelo Mello was demoted from black belt to brown belt after investigating Carlson Gracie’s girlfriend’s infidelity — a task Carlson himself requested.
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Mello was publicly accused of betrayal and expelled from the academy.
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The incident reveals the volatile and deeply personal power dynamics of early Carlson Gracie BJJ culture.
Marcelo Mello never expected that a favor for his mentor would become the reason for his undoing in Brazilian Jiu-Jitsu. A black belt under Carlson Gracie — one of the sport’s most iconic figures — Mello was entrusted with a personal mission: investigate whether Carlson’s much younger girlfriend was being unfaithful.
“Carlson had this girlfriend, 30 years younger than him… He called me at my house and said, ‘Marcelo, I want you to take a look at the name of the girl and then you let me know what’s going on because something tells me that it’s not right.’”
– Marcelo Mello
He took the assignment seriously, trailing the woman discreetly and gathering detailed evidence. When he reported back to Carlson — listing the exact time, location, and even the clothes she was wearing while with another man — he expected appreciation for his loyalty.
Instead, he got blindsided.
“When I turned the corner in Copacabana, I saw Carlson and this lady holding hands. And then he started screaming at me that I was a traitor… He didn’t give me a chance to say nothing.”
– Marcelo Mello
The Fallout Inside the Academy
Things escalated quickly at the next training session. Mello noticed his sparring partner going unusually hard, egged on by Carlson himself. Soon after, he was stripped of his Carlson Gracie black belt and expelled from the team.
“I could see from a little hole from his gi, I saw Carlson cheering him up to beat me more and more.”
– Marcelo Mello
Carlson, once a father figure to Mello, had suddenly turned into an adversary. The emotional fallout led Mello to step away from jiu-jitsu altogether.
“I was a loyal friend, I did what he asked me and everything turned out against me… I quit jiu-jitsu for over six-seven months.”
– Marcelo Mello


Belts Meant Nothing — Until They Did
In Carlson Gracie’s academy, belts were seen as symbolic, often described as mere cloth meant to “hold the gi.” But this dismissal of their value sharply contrasted with the emotional weight tied to promotions — and BJJ belt demotion.
“The belt at Carlson Gracie was simply to hold the gi, it didn’t mean much back in the days.”
– Marcelo Mello
Yet there was no mistaking the honor attached to a black belt from Carlson. Few ever earned it.
“He never sold black belts… You probably will be a doctor faster than you’ll be a black belt.”
– Marcelo Mello
Carlson’s Temper and the Price of Misplaced Trust
Mello didn’t shy away from reflecting on Carlson’s temperament. He described the master as highly emotional, impulsive, and at times, easy to manipulate.
“He was very difficult in a sense that he was so easy to manipulate. Like a child… for a few subjects he was like a 12-year-old child.”
– Marcelo Mello
Mello speculated this instability may have been influenced by Carlson’s own upbringing. Raised under the stern eye of Hélio Gracie, Carlson never had a choice but to fight — even though he didn’t want to.
Redemption and Return
Despite the personal betrayal, Mello found his way back to the sport. In 1999, he made his UFC debut at UFC 20 — but the pay left him disillusioned.
He declined a second UFC fight in Japan after being offered only ten days to prepare — and the same meager compensation. Eventually, in 2020, Mello was awarded his sixth-degree black belt by Carlson Gracie Jr., a symbolic full-circle moment in a saga marked by pain, redemption, and perseverance.


A Complicated Legacy
For all the heartbreak and confusion, Mello still holds deep respect for Carlson. Despite being publicly humiliated and stripped of his rank, he chooses to remember the mentor who helped raise him through jiu-jitsu’s most formative years.
Asked if he would do it all again, he didn’t hesitate.
“If I knew now and could go back in time, I would do it all over again… It was a very, very nice experience.”
– Marcelo Mello



