A fallen angel that becomes a devil that destroys ... Most famously, this trope is embodied by Anakin Skywalker from Star Wars, a promising prodigy who becomes a mass-murderer, mechanical monster.

Star Wars fans might have found a prequels plot hole that involves Anakin Skywalker and Order 66 ... was dressed as a Jedi – even though he'd fallen to the dark side and become a Sith by ...