In celebration to 100 Million Hearthstone Players, Blizzard is giving away 6 The Boomsday Project card packs for FREE. Starting November 7 at 10:00 am PST through November 11, everyone who logs in on Hearthstone will receive six free The Boomsday Project card packs.
1. You just need to login between November 7 at 10:00 am PST through November 11.
2. Have fun!