Flying

Apocalypse Demon's power and toughness are each equal to the number of cards in your graveyard.

At the beginning of your upkeep, tap this creature unless you sacrifice another creature.

Flying, trample

When this creature enters, mill four cards.

Delirium — At the beginning of your upkeep, you lose 4 life unless there are four or more card types among cards in your graveyard.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

At the beginning of your upkeep, sacrifice a creature if you don't control an Ogre.

Flying

At the beginning of each player's upkeep, that player sacrifices a creature of their choice. If the player can't, sacrifice this creature.

Flying

At the beginning of your upkeep, draw a card unless target opponent sacrifices a creature of their choice or pays 3 life.

: Destroy target land.

At the beginning of your upkeep, unless you pay , tap this creature and sacrifice a land of an opponent's choice.

Flying

At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on this creature. If you don't, tap this creature.

Flying

Morbid — At the beginning of each end step, if a creature died this turn, destroy target non-Demon creature.

When this creature enters, create a 5/5 black Demon creature token with flying.

At the beginning of your upkeep, you lose 2 life.

At the beginning of your upkeep, you may sacrifice this creature. If you do, search your library for a Demon card, reveal that card, put it into your hand, then shuffle.

Whenever a Demon you control enters, return this card from your graveyard to your hand.

Flying

When this creature enters, if it was cast, each player exiles all but the bottom six cards of their library face down.

At the beginning of your upkeep, draw a card.

Flying

This creature gets -1/-1 for each card in your opponents' hands.

At the beginning of your upkeep, each player discards a card.

Flying, trample

At the beginning of your upkeep, sacrifice a creature other than this creature, then each opponent loses life equal to the sacrificed creature's power. If you can't sacrifice a creature, tap this creature and you lose 7 life.

Flying (This creature can't be blocked except by creatures with flying or reach.)

First strike (This creature deals combat damage before creatures without first strike.)

At the beginning of your upkeep, you may sacrifice an artifact. If you don't, tap this creature and it deals 2 damage to you.

Haste

At the beginning of the end step, sacrifice this creature.

At the beginning of your upkeep, if this card is in your graveyard, you may exile a black creature card other than this card from your graveyard. If you do, return this card to the battlefield.

At the beginning of your upkeep, sacrifice a creature.

When you sacrifice this creature, each opponent discards a card, you draw a card, and you gain 2 life.

As an additional cost to cast this spell, you may sacrifice a non-Demon creature.

Flying

When Graven Archfiend enters the battlefield, if its additional cost was paid, conjure a card named Demonic Pact onto the battlefield.

Deathtouch

At the beginning of your end step, if you gained life this turn, each opponent sacrifices a creature of their choice and you return up to one target creature card from your graveyard to your hand.