For the past few weeks, the Web has been buzzing about J. K. Rowling’s mysterious Pottermore project. And while details won’t be officially unveiled until Thursday, all signs are pointing to it being an online game revolving around the Harry Potter universe.

A leaked memo has revealed Pottermore to be a persistent world that blends World of Warcraft with real world treasure hunts. Users will dig up clues, which will let them find prizes in the real world.

Read more at Yahoo! Games