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'Add {B}{B}{B}.
Threshold — Add {B}{B}{B}{B}{B} instead if there are seven or more cards in your graveyard.
'Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Look at the top four cards of your library. If this spell was bargained, look at...
'Add {B}{B}{B}.
'Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.
'Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.
'Exile X target creature cards from your graveyard. For each creature card exiled this way, create a 2/2 black Zombie creature token.
'Add {B}{B}{B}.
'Add {B}{B}{B}.
'Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.
'You gain 4 life.
Draw a card.