Фнглуй мглунаф Кфулху Рльей угахнагл фтагн / Φνγλυι μγλυναφ Κθυλχυ Ρλέι ωγαχναγλ φταγν
That was fun. Besides, transliterating it into Cyrillic makes it a lot easier to pronounce - at least for me. On the other hand, I'm not sure how good my Greek is.