this
the official answer already exists.
they already do this with vaults and OWL shop. even if as with the in-game gallery shop, Blizzard likes to have fun playing how, when and at what prices old and new content returns. 
this
the official answer already exists.
they already do this with vaults and OWL shop. even if as with the in-game gallery shop, Blizzard likes to have fun playing how, when and at what prices old and new content returns.