Quote Originally Posted by Emanick View Post
The Giant has confirmed that he hates True Resurrection and that it shouldn't be a thing. But Haley mentions it after Celia loses Roy's body in Greysky City, so it clearly exists in OOTSverse.
Not necessarily. Redcloak had to research whether psionics were a thing in this setting, which suggests he knew about psionics on a meta level quite independently from whether or not it actually existed. Maybe it's the same for True Resurrection.