Circle Of Darkness

All black creatures &/or vampires you control
gain +1/+1 and reach. Every time you sacrifice
a permanent: gain 1 life.
{b}: Bring this card from your graveyard into
play. Use this ability only if you control at least
2 artifacts &/or black creatures.
{b}{b}: Tap 2 black creatures you control, lose 1
life: Draw 1 card that is any: demon, swamp,
black enchantment &/or black sorcery from
your graveyard into your hand.
"Our master thirsts...."