Hearthstone's Mercenaries mode has proven to be popular -- at least by the writers on this site.
Ready to enter the realm of Blackrock Mountain, are we? Excellent! Our first stop today is Blackrock Depths. Veteran Warcraft players will possibly remember this instance taking hours to complete. Thankfully, this adventure does not.
The rest of the cards from the upcoming Hearthstone Blackrock Mountain adventure were released earlier today on Blizzard's PlayHearthstone channel.