Liborio is considered one of the best trainers in modern MMA .
Is still a very dangerous black belt , and if one do n't believe me , feel free to ask him for a roll after one of his MMA seminars .
Liborio is considered one of the best trainers in modern MMA and is still a very dangerous black belt , and if you do n't believe me , feel free to ask him for a roll after one of his MMA seminars .