Whenever one or more Vampires you control attack, create a Blood token.
(It's an artifact with "
,
, Discard a card, Sacrifice this artifact: Draw a card.")![Black](/Handlers/Image.ashx?size=small&name=B&type=symbol)
,
![Tap](/Handlers/Image.ashx?size=small&name=tap&type=symbol)
, Pay 1 life: Create a 1/1 white and black Vampire creature token with lifelink.
![Black](/Handlers/Image.ashx?size=small&name=B&type=symbol)
![Black](/Handlers/Image.ashx?size=small&name=B&type=symbol)
,
![Tap](/Handlers/Image.ashx?size=small&name=tap&type=symbol)
, Sacrifice Glass-Cast Heart and thirteen Blood tokens: Each opponent loses 13 life and you gain 13 life.