Do three 6 mafia worship the devil?

i KNOW three six mafia did back in the day! it was said back in the day, that they made a pact with the devil for fame and fortune(coincidence?) upon selling their soul, everything would be given to them as asked. don't believe me? the old prophet posse logo( the one with the hooded figure) wears a medallion of the cross upside down(Satan)!!!!! they so since changed it to just a plain circle!!!!!!!!!! CAUSE OF STUFF LIKE THIS!! lol So you be the judge do the research. i live not too far from Memphis and been listening to that S@#^ all my life since they were in high school slanging tapes out they trunk! but ITS TIGHT AS A @#%7 THOUGH!!!!!!!!!!!!!!!!!