LaVeyan Satanism (the original) does not.
No, Mike Portnoy is not a satanism.
no shes beyond that its like super satanism
There are no "sacred texts" of Satanism; all works and books on Satanism and fairly cheap to purchase on most web-shops.
There are many different religious cultures in the US.A few could be:ChristianProtestantCatholicJewishIslamicMuslimPaganism (no, this is NOT the same as Satanism)Wicca (no, this is NOT the same as Satanism)Satanism
There are no solid links to Satanism and heavy metal, heavy metal artists use Satanism insignias to get publicly.
Satanism can be practiced any where. There is no particular place. Its a religion not a sport.
There are no miracles of Satanism, if anything, you create your own miracles through your own will.
Satan Wants You by Anthony Lyons, or his other works on Satanism. He covers the history of Devil Worshiping, Satanism, and other things related.
Satanism is the belief of worshiping Satan (the devil) to receive a good life in hell.
According to me its No because you are searching it because you are curious to know who is Satan actually and what was the conflict between him and God...
no satanism is a religion much like Christianity but unlike most religions there has been evidence of satanism as far back as 4000 bc!! some satanist's insist there is no god and that there is only Satan but that he is not evil. But back to your question yes satanism is a subculture :)