Check out this little gem from the official Hearthstone Twitter. Could it mean some special cards are coming to the game? What do you think!?
Wow, this summer’s full of heroes trying to save the world! #Avengers #AgeofUltron #Hearthstone pic.twitter.com/lMCJi5iooq
— Hearthstone (@PlayHearthstone) May 1, 2015
