Eva, Cat Noble

As long as you control three or more Vampires, prevent all damage to would be dealt to and by Eva, Cat Noble.
Vampires you contol get +1/+0 as long as it has Lifelink.
{1}{b}, Pay 1 life, {t}: creatre a 2/2 black Vampire creature token with Flying.
{w}: target Vampire loses Flying and gains Lifelink until end of turn.