Ronaldo Souza, who is also known in the fighting industry as "Jacaré" (alligator in Portuguese) is one of the best grappling competitors of his generation, as well as in the world of mixed martial arts (MMA). Souza reached legendary in jiu jitsu after his wins over some of the best grapplers to have graced the sport, including Roger Gracie, Fernando Tererê, Robert Drysdale, and more.