WOW Classic到MoP的版本，特价US$4.99，其他像D3跟SC2也有特价
http://goo.gl/3jtsRE
https://us.battle.net/shop/zh/product/world-of-warcraft
Give the Gift of Warcraft—WoW 75% Off on Black Friday!
Blizzard Entertainment 11/25/2014 21
It’s the perfect time to give the gift of World of Warcraft during our Black
Friday sale. Players are now able to purchase the original World of Warcraft,
The Burning Crusade, Wrath of the Lich King, Cataclysm, and Mists of Pandaria
together for only $4.99 (Reg. $19.99) digitally in the Battle.net Shop.
Don’t let your holiday shopping get the best of you. This sale ends Tuesday,
December 2, 2014 at 11:59 p.m.
PT.