Hearthpwn

The flavor text says it's a common, but it's a rare

Go home Blizzard, you're drunk

I'm assuming it always chooses one it hasn't yet, so three minions is the full set.  Might be ok.

I guess it will be the same like Ivus, the Forest Lord
always random on each (not filtering active buffs)

anyway, this card is very expensive and situational, it will not fit in any solid constructed deck