There is more to horror movies than mere blood, viscera, and severed limbs stacked like kindling. In fact, cinematic terror comes in a whole rainbow of permutations, each with its own peculiarities and delights to offer the thrill-hungry viewer. To the non-Fangoria-reading outsider, this may all seem a little baffling and disorienting. So many strange, sick, little sub-categories! Where does one even begin? But those wayward souls need worry no longer, for there is now a handy, easy-to-follow flow chart that plainly and logically arranges horror genres and sub-genres using the convenience of color coding. This particular diagram is credited to the aptly-named, no-frills Simple Film Reviewsblog, which offers to-the-point movie reviews.