i know a good vale tudo guy... i train bjj with him.
Evolution Martial arts. Its on Dale mabry in tampa.
He is about to be a brown in bjj
i think He has a black belt in TKD, Joe lewis karate, and trained muay thai for years...
Also
Tampabjj.com At their cleawater location there is a guy who offers vale tudo training as well.
A muay thai guy at their tampa location.