One of the first cards to be released from the Mean Streets of Gadgetzan is this Kabal Courier HS Card.
The card reads: Battlecry: Discover a Mage, Priest, or Warlock card.
This is a preview of the new mechanic of Multi-Class Cards. This card can be played by three classes:
Mage, Priest and Warlock. The emblem in the top left of the card makes this known.
It’s going to get really interesting discovering cards from other classes. Seeing Warlocks heal, Priest fire burn, and Mages with demon spells….