After Sunset: Vampires

From publisher blurb: After Sunset: Vampires presents rules for playing vampires as player characters in your Modern OGL game. Unlike many options for playing vampire, these rules allow you to start playing as a vampire straight from first level. Included her is a specialized Vampire hero base class for those that wish to delve deeper into their undead powers, plus a host of feats, starting occupations, and equipment designed for vampires and those that work with them.