[Kudryavka]

Originally Posted by bhl88

Could Walpurgis Night be one of Homura's many possibilities (or the first Puella Magi or Oriko)? Cause when you stick Walpurgis Night (removed face) and Gretchen (Madoka witch), they form an hourglass [related to Homura's Za Warudo powers].... (Madoka's wish removed that possibility)

It's widely believed by fans right now that

Spoiler for spoiler:

Walpurgis Night is Homura's Witch form, perhaps from a future timeline in which Homura finally fails to save Madoka and becomes a witch. The gears relate to time, and her immense power could be a side effect of Homura's time travelling, like Madoka's immense power is.