Enchant creatureAs Floating Shield enters, choose a color.Enchanted creature has protection from the chosen color. This effect doesn't remove Floating Shield.Sacrifice Floating Shield: Target creature gains protection from the chosen color until end of turn.
TrampleThreshold — As long as seven or more cards are in your graveyard, Possessed Centaur gets +1/+1, is black, and has ", : Destroy target green creature."
Enchant creatureEnchanted creature gets +1/+2 and has protection from black.Madness (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Defender (This creature can't attack.)Whenever you discard a card, you may sacrifice Pitchstone Wall. If you do, return the discarded card from your graveyard to your hand.
HasteThreshold — As long as seven or more cards are in your graveyard, Centaur Chieftain has "When Centaur Chieftain enters, creatures you control get +1/+1 and gain trample until end of turn."
When Gravegouger enters, exile up to two target cards from a single graveyard.When Gravegouger leaves the battlefield, return the exiled cards to their owner's graveyard.