Discard a card: Regenerate Patchwork Gnomes. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Mortivore's power and toughness are each equal to the number of creature cards in all graveyards.: Regenerate Mortivore. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)
Target player sacrifices a land of their choice.Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard.
Return up to X target creatures to their owners' hands, where X is one plus the number of cards named Aether Burst in all graveyards as you cast this spell.
FlyingWhenever a creature dealt damage by Vampiric Dragon this turn dies, put a +1/+1 counter on Vampiric Dragon.: Vampiric Dragon deals 1 damage to target creature.
Target creature gets +2/+2 and gains trample until end of turn.Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Each player chooses a number of permanents they control equal to the number of permanents controlled by the player who controls the fewest, then sacrifices the rest. Each player discards cards the same way.
: Add . Cabal Pit deals 1 damage to you.Threshold — , , Sacrifice Cabal Pit: Target creature gets -2/-2 until end of turn. Activate only if seven or more cards are in your graveyard.
Return target creature card from your graveyard to your hand.Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)