Bloodmonger

{2}: Target player loses one life, and a different target player gains one life. You may not select yourself as a target of this ability. Then create a 1/1 black bat creature token with flying. Any player may activate this ability.
"Newborn vampires are unruly and single minded. Offer them a taste of blood, and they will do anything to please you, even at the risk of their immortality. Disgusting."