The second and last batch of BlizzCon tickets are now sold out. Zippo. No more on sale. Is that your last chance to get a ticket? Not at all. The family of fansites of the IncGamers Network still has some giveaways of FREE BLIZZCON TICKETS courtesy of Blizzard Entertainment. Visit the following fansites to read the rules and how to participate. Participate on each of them to increase your chances.
Blizzard Entertainment listed other fansites that started giveaways too. Check them all out here at the official WoW Forums.