Best Convention Purchase
|Look at that cover. It's just magnificent.|
This one is easy.
Origins 1984. I didn’t buy it from the Hero Games booth myself because I was playing in an officially-sanctioned JI game Doug Garrett was GMing at the time. Thirty years later, this is still one of the all-time great RPGs ever published. I got so much gaming value out of it over the years and even managed to run a one-shot at OwlCon this last winter.
Plus, my copy is signed.