The new Disney+ series is now streaming, and Marvel fans have questions! Find out all the details about ‘Agatha All Along.’

For now, he's known only as “Teen”—but there are signs the spooky MCU series may be setting up a bigger role for Locke sometime in the future.

Agatha All Along, the spooky spinoff series from WandaVision creator Jac Schaeffer, centers on antagonist Agatha, a dark witch who wielded a book called the Darkhold and tried to steal Avenger Wanda Maximoff's powers. At the end of WandaVision, Wanda cast a spell on Agatha trapping her in a delusion.