He joined the luta livre camp and became a legend in the vale tudo fights, getting the nickname of "O Diabo Louro" ("The Blond Devil") for his aggressiveness and charisma. He was the star of the Brazilian TV show Heroes do Ringue, fighting weekly from 1960-1966 on TV. Lore had his record as 358-0, even although Euclides was known not to hand pick his opponents in order to pad his record. He fought fellow Vale Tudo legends like Ivan Gomes and Valdemar Santana. He also was made famous when he defeated Carlson Gracie via a decision in 1968.
