Whatever.
Harry Potter is WAAAY more satanic than D&D.
Harry Potter.. A new twist to Witchcraft
BAN HARRY POTTER!
If anything, Harry Potter is very evocative of Christian mythology. Of course, some may consider it blasphemous that Rowling uses Christian themes in books that feature magic, wizards, dementors, giants, dragons, etc.
(I won't list them out in case somebody hasn't read the books, as some of them are spoilers...)
'Harry Potter' Author J.K. Rowling Opens Up About Books' Christian Imagery - Music, Celebrity, Artist News | MTV
25 Essays on Christian Themes in Harry Potter