"Scientology has no Satan in it at all," says the Scientologist who calls himself a (little, no capitalization) satan with a lisp. (It's necessary to use an American accent, like Hubbard's, to appreciate this.)
The question was "Is Scientology Satanic?" not, "Is Satan in Scientology?"
Satanic is an adjective and a quality not a noun and person.
Two happy thetans