From what I've managed to get, I'm fairly certain you can get any familiar from them. Purchased 8 packs the other day and managed to pull a few NooNoo's and Papa Pixie, as well as a few other bosses.
YinYangX wrote: »
They haven't, although the most recent update is that they have a fix and are just verifying that it works, that was about 25 minutes ago though..