Prior to that he 'd defeated the likes of Fabricio Werdum , Roy Nelson and Mirko Cro Cop inside the octagon .
Dos Santos captured the title on the first UFC on FOX card in November , knocking out Cain Velasquez in the first round .
Prior to that Dos Santos 'd defeated the likes of Fabricio Werdum , Roy Nelson and Mirko Cro Cop inside the octagon .
Dos Santos captured the title on the first UFC on FOX card in November , knocking out Cain Velasquez in the first round .