Stephen King has published over 60 novels in his 50-year career as the most recognizable name in horror. Most of King's books are standalone works, though he has penned a few series, including The Dark Tower. By far King's longest story, The Dark Tower comprises eight books released over a 30-year stretch starting in 1982. In 2007, Marvel began adapting The Dark Tower into comic books. Although the adaptation was eventually canceled before reaching its proper conclusion, fans of original...