" 
 ::That's because FMA and 666 Satan aren't similar (I've only read FMA, but from the stuff on the wiki they're obviously not the same). But the whole ""alternate dimension in some villain's stomach"" is not a very common theme, unlike ""big eyes spiky hair"". Which is relevant to the ""omg666satanisaripoff"" argument, no? (Yes, I'm the same person as before)  "