Dwelling Pair

When Dwelling Pair enters the battlefield, create
a 1/1 white Human creature token.
{b},{t}, sacrifice a Human: create a 2/2 black
Vampire creature token with Flying and Lifelink.
{b},{t}, sacrifice a Human: put a +1/+1 counter, a Deathtouch counter and a Lifelink counter on Dwelling Pair.
"I'll take care of you little one."