It's at $349.99 with a MSRP of $499.99.
My first thought was all the UCE versions of the Potter films, though it looks like it might be that and more.
One image of the insides of this item:
From a random post on Blu-Ray.com in their thread for all the UCE versions of the HP movies:
This looks like the definitive collection announced last year. Theres no way in hell I would spend 350 on this.
Contains 31 discs, inclusive of all content ever previously released, in addition to over 5 hours of never before seen special features, in a limited and numbered edition.
18 Movie Discs
Harry Potter and the Sorcerer’s Stone Theatrical Version and Extended Cut
Harry Potter and the Chamber of Secrets Theatrical Version and Extended Cut
Harry Potter and the Prisoner of Azkaban
Harry Potter and the Goblet of Fire
Harry Potter and the Order of the Phoenix
Harry Potter and the Half-Blood Prince
Harry Potter and the Deathly Hallows – Part 1 2D and 3D Versions
Harry Potter and the Deathly Hallows – Part 2 2D and 3D Versions
13 Special Feature Discs
Includes multiple specially-produced, collectable memorabilia items, including concept art, a Map of Hogwarts and much more! Check back for further details coming in 201
Guess this is the uber-box everyone's been waiting on?