picture of Ronaldo Junior

Ronaldo Souza Junior is a jiu-jitsu black belt representing Atos. He is a gi and no-gi IBJJF Pan champion. Nicknamed "The Human Highlight Reel," Ronaldo is known for his explosive and fan-friendly jiu-jitsu characterized by dynamic guard passing. 

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Mica Galvao Becomes The Youngest World Champ In History

Jun 6, 2022

Mica Galvao defeated Tye Ruotolo in the Worlds final to become the youngest champ in history, and talks about the future of jiu-jitsu.