the alphas are sold out... I don't know how you got the first pack :P ... but I won't tell anyone... good job!
and the new beta version will be out next week, so keep your eyes open!
and if you want a special promo, the $25 pack on Kickstarter I think is still available (it has 10 packs, a starter deck, a new acct, and a regular and gold special common card... Here is the link if you want to check it out. (that's where I've been sending people to if they still want the old packs)...