One challenge Schaeffer faces, a self-imposed one, is that the Agatha Harkness she has fashioned for her television shows is kind of a drag. In “WandaVision” Agatha was primarily a device, an unpleasant antagonist who made Wanda (Elizabeth Olsen), the heroine — who behaved very badly herself — look less bad in comparison.

In a strange turn of events, their next witch, a blood witch, is hiding out in a Hot Topic. They’re after Ali Ahn’s Alice Wu-Gulliver, daughter of the powerful witch Lorna Wu, who is rumored to have been lost on the Witches Road.

Agatha All Along is Marvel's best show in years. But does it live up to its own potential?The Latest Tech News, Delivered to Your Inbox

The Disney Plus show is set in the Marvel Cinematic Universe; a spinoff of the Emmy-winning WandaVision that sees Kathryn Hahn reprise her role as the bewitching Agatha Harkness.

That’s certainly true for Marvel’s WandaVision follow-up, the ominous and delightfully wicked Agatha All Along. After being defeated by W

Agatha All Along's first half sets up a spooky successor to WandaVision, establishing its own identity quickly.