Tomb of the Lurking Grim

This card counts as {b} mana.
{t}{b}{b}{b} Create a 3/3 black zombie wizard creature token with lifelink and deathtouch.
{t}{g} Create a 1/1 forest creature token.
{b}{b}{b}{b}{b} Sacrifice this card. Create a 4/4 zombie elemental with deathtouch, haste, reach, and hexproof.