Maya, Queen of the Night

: When Maya, Queen of the Night enters the battlefield, planeswalk. Vampires you control have Flying and Deathtouch.
+1: Deal 2 damage to target creature you control. If it survives, it becomes a Vampire in addition to its other types and has Lifelink.
-8: Target player loses life equal to the number of vampires you control and you gain that much life.