As an additional cost to cast this spell, sacrifice a creature. Draw two cards.

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, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Skip your draw step. Whenever you sacrifice a creature, you may draw a card.

You may look at the top card of your library any time. You may cast spells from the top of your library by sacrificing a nonland permanent in addition to paying their other costs.

Partner with Regna, the Redeemer (When this creature enters, target player may put Regna into their hand from their library, then shuffle.) {B}, Sacrifice X creatures: Target player draws X cards and gains X life. Put X +1/+1 counters on Krav.

When this enchantment enters, you draw four cards and you lose 4 life. At the beginning of your upkeep, if you control four or more Demons with different names, you win the game.

{3}{B}{B}, {T}, Sacrifice X other creatures: Return X target creature cards from your graveyard to the battlefield. {5}{B}{B}: Put this card from your graveyard on top of your library.

When this enchantment enters, you get {E}{E}{E} (three energy counters). Pay X {E}, Sacrifice a creature, Return this enchantment to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.

At the beginning of your upkeep, you lose 1 life. At the beginning of your upkeep, you may return target creature card from your graveyard to the battlefield. That creature gains haste until end of turn. Exile it at the beginning of the next end step.

{B}, {T}, Sacrifice this creature: Return target creature card from your graveyard to the battlefield.

Return target creature card from your graveyard to the battlefield. Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

When this creature enters, choose one — • Return target creature card from your graveyard to your hand. • Target opponent reveals their hand. You choose a noncreature card from it. That player discards that card.

This creature enters tapped. Whenever this creature attacks, you may pay {2}{B}. If you do, return target creature card from your graveyard to your hand.

Whenever this creature deals combat damage to a player, you may return to your hand all creature cards that were put into your graveyard from the battlefield this turn. {B}, Sacrifice another creature: Target creature gets -2/-2 until end of turn.

At the beginning of your upkeep, if this creature is in your graveyard, you may pay {2}{G}. If you do, return target creature card from your graveyard to your hand.

This creature can't block. You may cast this card from your graveyard as long as you control a Zombie.

When this creature enters, you may return target creature card from your graveyard to your hand.

Sacrifice any number of artifacts, enchantments, and/or tokens. Return that many creature cards from your graveyard to the battlefield.

Whenever you sacrifice a creature, you may return target creature card with lesser mana value from your graveyard to the battlefield tapped. Do this only once each turn.

Whenever another artifact or creature you control is put into a graveyard from the battlefield, put an oil counter on this artifact. {2}{B}, {T}, Remove four oil counters from this artifact: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

({T}: Add {G}.)

({T}: Add {R}.)

Flying At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

Lifelink When this creature enters, you may sacrifice another creature. When you do, destroy target creature an opponent controls. When this creature dies, return target creature card with mana value 3 or less from your graveyard to the battlefield.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Target opponent sacrifices a creature with the greatest power among creatures they control. If the gift was promised, return target creature card from your graveyard to your hand.

When this creature enters, you become the monarch. Whenever you become the monarch, target player sacrifices a creature of their choice.

Choose one — • Return target creature card from your graveyard to your hand. • Darigaaz's Charm deals 3 damage to any target. • Target creature gets +3/+3 until end of turn.

Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flying At the beginning of each player's upkeep, that player sacrifices a monocolored creature of their choice.

Flying When this creature enters, all other creatures get -2/-2 until end of turn. Whenever another creature dies, you get {E} (an energy counter). {2}{B}, Pay {E}{E}{E}{E}: Put target creature card from a graveyard onto the battlefield under your control tapped.

Create a 5/5 black and red Elemental creature token. Target opponent sacrifices a creature of their choice for each black creature you control, then sacrifices a land of their choice for each red creature you control.

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

Flying, trample Sacrifice three other creatures: You may put a creature card from your hand onto the battlefield. Activate only as a sorcery and only once each turn.

{T}, Pay 2 life, Discard a card, Sacrifice a creature: Create a 5/5 black Demon creature token with flying. Activate only as a sorcery.

Menace, indestructible Bontu can't attack or block unless a creature died under your control this turn. {1}{B}, Sacrifice another creature: Scry 1. Each opponent loses 1 life and you gain 1 life.

This creature can't block. Sacrifice a creature: Put a +1/+1 counter on this creature.

Whenever this creature attacks or blocks, sacrifice a creature.

Flying At the beginning of each upkeep, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." Pay 10 life: Untap all lands you control. Activate only once each turn.

Flying At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)

{T}: Add {B} or {G}. {B}{G}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {R} or {G}. {R}{G}, {T}, Sacrifice this artifact: Draw a card.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

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.

{1}{B}, {T}, Sacrifice a creature: Search your library for a Zombie card and a Swamp card, reveal them, put them into your hand, then shuffle.