Tribute of the Grave

Select randomly one creature card in your
graveyard. You may cast that creature this turn
and apply and effect accordingly to the creature's
colors. Red: deal X damage to target player equal
to the creature's power. Green: gain X life equal
to the creature's toughness. Blue: Draw X cards
equal to the creature's mana cost.White: Create
X 0/1 white Spirit creature tokens. Black: Destroy
target creature with toughness less than X, where
X is equal to your creature's converted mana cost.