The Evil Entity is the true, overarching main antagonist of Scooby-Doo! Mystery Incorporated. It is an ancient interdimensional anunnaki, however unlike many others of its species it is pure evil and desires to destroy and devour worlds and all of reality itself. It is trapped by good anunnaki in a crystal sarcophagus between worlds, where it spends centuries manipulating groups of four humans and an animal to set it free.