Create X 1/1 red Elemental Cat creature tokens with haste. Exile them at the beginning of the next end step.Flashback—, Sacrifice X Mountains. (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)As long as Filth is in your graveyard and you control a Swamp, creatures you control have swampwalk.
Discard a card: Cephalid Inkshrouder gains shroud until end of turn and can't be blocked this turn. (A creature with shroud can't be the target of spells or abilities.)
Threshold — As long as seven or more cards are in your graveyard, Hunting Grounds has "Whenever an opponent casts a spell, you may put a creature card from your hand onto the battlefield."
First strike (This creature deals combat damage before creatures without first strike.)When Ancestor's Chosen enters, you gain 1 life for each card in your graveyard.
Phantom Nomad enters with two +1/+1 counters on it.If damage would be dealt to Phantom Nomad, prevent that damage. Remove a +1/+1 counter from Phantom Nomad.
Flying, trampleWhen Worldgorger Dragon enters, exile all other permanents you control.When Worldgorger Dragon leaves the battlefield, return the exiled cards to the battlefield under their owners' control.
At the beginning of your upkeep, flip a coin. If you lose the flip, sacrifice Planar Chaos.Whenever a player casts a spell, that player flips a coin. If they lose the flip, counter that spell.