Bluetracker
Tracks Blizzard employees across various accounts.
The number behind the players, games and cards
This was published in august 2014 http://imgur.com/a/0A953
Since then, nothing! Do you expect more of this kind of update from Blizz?
If you know about any other official infographic, please share!
(totemic call was the most played hero power back then! )
Ben Brode
Heh, we are actually working another infographic right now! Not sure when it'll be finished but I think it's pretty cool. It's focused on a different topic, though.