- Hastur's speech towards the other Elder Gods Hastur The Unspeakable (A.K.A. Thou Who Shalt Not Be Named, Destroyer of the Ghost Void, Assatur, Xastur, Kawain) is the absolute leader and ruler of the Elder Gods, the Nyarlothoteps. Hastur is know throughout legend as being one of the most heinous, disgusting, fear inducing, impure manifestation of absolute evil. A pure incarnation of darkness, his goal is to completely destroy the entire UnVerse. To complete his sinister task, Hastur gathers the Elder Gods, among these being Cthulhu, Yog Sothoth, among others. Even though he has only made 2 appearances so far in the series, it has been confirmed by the Nintendo Foreman that he will be the final villain Mario must fight.