Jigsaw (Saw)

While Saw's (2004) tricycle-riding doll is not necessarily the evil being doing harm in the movie, its personification of the sadistic psycho, Jigsaw, makes it one and the same. Indeed, it's the first thing people remember when they think of the terrifying film franchise — if they’re not imagining all the horrific and cringe-inducing ways the film's victims die...