a powerless Agatha Harkness as she escapes Wanda Maximoff's spell with the help of a mysterious goth teen and sets off on the legendary Witches' Road to regain her abilities. Agatha Harkness's backstory spans centuries of siphoning power, losing her son to Death, and spinning the legendary con of the Witches' Road Rio Vidal and Agatha Harkness are old lovers. The Coven Trial: In 1693 in Salem, Massachusetts, a younger Agatha was put on trial by her own coven, led by her mother, Evanora Harkness. The Crime: Her coven accused her of practicing forbidden, darkest-grade magic and stealing knowledge far beyond her age and station. The Turning Point: When the coven attempted to execute her, Agatha drained their life force and power, leaving them dead and establishing her lifelong habit of absorbing magic to survive for centuries.

Rio Vidal is the human alias of Death, a primordial cosmic entity and the original Green Witch. Rio Vidal and Agatha Harkness are old lovers. Rio Vidal is the human alias of Death, a primordial cosmic entity and the original Green Witch. Rio Vidal is the human alias for Death, the cosmic embodiment of death and decay, who serves as the main antagonist.