I used to play a lot of competitive magic (including on the Pro Tour). Interestingly, although I barely play now (and own zero cards), the combination of playin

I used to play a lot of competitive magic (including on the Pro Tour). Interestingly, although I barely play now (and own zero cards), the combination of playing MTG and playing WoW (in particular the auction house), led to my current startup focused on pricing collectibles of all kinds. Hell, we even track magic cards: http://www.mtgprice.com http://www.mtgprice.com