Down the Witches Road its hard not to already connect the dots between the two.
Locke himself toldEmpirethat his character is a familiar, an assistant to the coven.
The Witches Road was first introduced in the 2016 run ofScarlet Witchcomics by James Robinson and Chris Visions.
(And with a legend like Patti LuPone in the cast, why wouldnt you?)