An eBay completed listings search shows that this oversized card, along with the Scrye magazine it came in, is the most sold of the bunch
However, this card will become a major target, and I could even see decks built with this commander getting hated out of the game
Add to this the fact that it was a card given away at a convention not specializing in TCGs, and few have kept it in perfect condition (potential CCC 10)
So, Valgavoth is a little tricky to run, because you will need to pay attention to when life-loss is triggered, and it must be on anyone elses turn but yours
Basically, we show players a book with all the cards from the set and ask them to pick out their favorites based on different criteria (mechanics, art, flavor text, etc.) One of the questions we asked for the Invasion godbook study was what are the best cards in the set based on mechanics (or game play)
See, Sunforger s second ability allows you to pay RW and detach it (which makes it even slower on top of its three mana casting and equip costs), and in return, you can cast a 4- red or white instant from your deck for free