Blizzard's Hearthstone has officially begun it's roll-out on iPad. As of right now it is available in New Zealand, Australia and Canada. The iPad version will save your data so you can have persistent play across all of your devices. The reason for the staggered roll-out being that they want to focus on the player experience and ensure that everything is working fine before going worldwide. Although the company has assured us that other regions are coming soon!
Hearthstone: Heroes of Warcraft, the digital collectible card game, was announced in March 2013 and was released in March 2014 after being in a closed beta for some months prior. Hearthstone focuses on turn based 1v1 battles. The game has recieved great reviews from launch. If you haven't checked it out yet, now would be your chance.