Originally Posted by
FluFF
The only pre order or pre purchase thing is the widowmaker noire skin, all the other things like the wings in diablo or the pet in wow or the other 5 skins in the Origin Edition will still be there on release day or afterwards, you just gotta make sure you buy a Origins Edition ( which is the only edition in retail shops anyway )
So if you want that Noire Widowmaker skin then you have to pre order with a shop or pre purchase with Blizzard before the game releases, all the rest like the other 5 skins and blizzard ingame goodies are tied to the Origin edition cd key and will still be there on release date.