Hades, Lord of the Underworld

Deathtouch
{t}, pay {x}, where {x} is the number of creatures
you control. If you do, create that many
1/1 black Zombie Army tokens with deathtouch.
When Hades, Lord of the Underworld dies,
you may sacrifice a creature. If you do, you may
play Hades, Lord of the Underworld from your
graveyard back onto the battlefield.