Cool Card Design of the Day11/23/2011 - There's not much to talk about the inspiration for Goblin Grifter. I was reminded by the last Rosewater article that rewarding a player for having no spells in hand is better than rewarding them for having seven (or even just a bunch) because it promotes playing your spells more instead of less which is kind of what we all sat down to do in the first place.
We will absolutely see hellbent again. It was perfect for the black-red Rakdos guild in Ravnica, but it's a simple mechanic that's fun to play and only the tip of its designberg has been explored. Here's one now:

