Active: 2007-present
Teams: Giants

Expect this guy to move way up on this list in the coming years (provided we don't get fired for publishing a list with "badass" repeated 513 times). For the hair, for the take-your-conventional-views-on-pitching-mechanics-and-toss-'em-in-the-Bay delivery, for his off-season hobbies, and for his proclivity for dropping F bombs on live TV.