Don’t get an education visa for Muay Thai get an education for Thai language instead. The schools that offer the ED visa for MT aren’t usually the best or might not be suited to you. There are many great gyms in Phuket you’ll want to spend some time trying a few - I personally recommend
@Sor *********************
the coach Kru Rong
@Dejdamrong ********************
is the only men’s Thai MMA champion. If you want to fight MMA they have events at southside, bangtao and recently sinbi Muay Thai stadium.