Ok, first I was like, who's the coolest dragon? It's the T-Rex, right? Then, who's the coolest guy around... that's right, me. And what's the coolest hair style? Oh yeah baby, flames, like... hotrod flames. So, that's it: Puff the Magical Flaming-Haired J-Rex Dragon. Hail J-Rex!
UPDATE - Adrian's Joe-a-Saurus