This is one of those rare instances where I feel a book’s cover copy gives away too much about the plot. Other than that, Mogworld is a lot of fun if you’re a fan of MMOs, or D&D-style fantasy adventure games, or spoofs of the fantasy genre in general. Yahtzee Croshaw brings his renowned wit to the world of novels, and while I miss the crudely-drawn stick-like figures against a yellow background, there’s plenty of…