But the wraith can help stall till the blood goddess pulls him to the underworld. Basically the werewolf and wraith are going to fight. 

And how can darko be misinformed when he and Hal both gave X the books [@The Grey Dust] that means that the information about to books wasn't misinformed. It was with held from them. And that would be a mistake on the black moths part. Darko has yet to unleash his most dangerous of generals the commander of ghouls. The Bonelord. Plus reading the Dark handwriting of the dark gods is dangerous. It would bring drastic consequences to the reader. Hence the reason why it is forbidden. The language is dangerous to mortals