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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Atos Cleans Up At No-Gi Pans With Five Black Belt Champs
Nov 25, 2020
Atos took secured its position as the top team at the IBJJF 2020 No-Gi Pan Championships with FIVE black belt champs:
- Kaynan Duarte (super-heavyweight champion, close out absolute with Hulk)
- Lucas 'Hulk' Barbosa (heavyweight champion)
- Lucas Pinheiro (light-featherweight champion)
- Rafaela Guedes (female absolute champion)
- Ronaldo Junior (close out middleweight with Jonnatas Gracie)
