Sacrifice a creature: Add {C}{C}.

{T}, Sacrifice a creature: This artifact deals 1 damage to any target. Whenever a creature enters, you may untap this artifact.

Black creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

{T}, Sacrifice a creature: Put a charge counter on this artifact. {1}, Sacrifice this artifact: Draw a card for each charge counter on this artifact.

Haste When this Vehicle enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.) Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

{1}, {T}, Sacrifice this artifact: Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card. Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the battlefield. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Anax's power is equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.) Whenever Anax or another nontoken creature you control dies, create a 1/1 red Satyr creature token with "This token can't block." If the creature had power 4 or greater, create two of those tokens instead.

Whenever this creature attacks, exile target card from a graveyard. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Kicker {R} (You may pay an additional {R} as you cast this spell.) Menace When this creature enters, if it was kicked, return target creature card with mana value 3 or less from your graveyard to the battlefield. It gains haste. Sacrifice it at the beginning of the next end step.

When this creature enters, create two 1/1 red Goblin creature tokens.

Whenever you sacrifice a permanent, put a +1/+1 counter on this creature. {1}{R}, {T}, Sacrifice a creature or enchantment: This creature deals 1 damage to target creature. That creature can't block this turn.

Sacrifice a creature: Put a +1/+1 counter on this creature.

Whenever you sacrifice another creature, put a +1/+1 counter on this creature. {B}{R}, Sacrifice another creature: This creature gains menace until end of turn. (It can't be blocked except by two or more creatures.)

Sacrifice another creature: Until end of turn, this creature becomes a Dragon with base power and toughness 4/4, flying, and haste.

This spell costs {3} less to cast if a creature died this turn. Flying, deathtouch

When this creature dies, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add {C}."

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

This creature enters tapped. {1}{B}: Return this card from your graveyard to the battlefield. Activate only if a non-Skeleton creature died under your control this turn.

{1}, Sacrifice a creature: Exile the top card of your library. You may play that card this turn. (You still pay its costs. You can play a land this way only if you have an available land play remaining.)

Skeletons, Vampires, and Zombies you control get +1/+1. At the beginning of your end step, if a creature died this turn, you may pay {1}. If you do, create a 1/1 black Skeleton creature token.

At the beginning of combat on your turn, you may sacrifice another creature. If you do, this creature gets +2/+2 and gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

When this creature enters, create two 2/2 black Zombie creature tokens with decayed. When you do, exile up to two target cards from graveyards. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

Menace (This creature can't be blocked except by two or more creatures.) {2}{B}, Sacrifice another creature or planeswalker: Put two +1/+1 counters on this creature.

When this creature dies, return target creature card with mana value 2 or less from your graveyard to the battlefield.

Flying When this creature enters, amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

When this creature dies, amass Orcs 1. (Put a +1/+1 counter on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

When this creature enters, gain control of target creature an opponent controls with power 2 or less until end of turn. Untap that creature. It gains haste until end of turn. (It can attack and {T} this turn.)

When this creature dies, create a 1/1 green Elf Warrior creature token. Encore {4}{B} ({4}{B}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying Devour 2 (As this creature enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)

Deathtouch Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target player draws two cards and loses 2 life.

Haste At the beginning of your upkeep, you may sacrifice a creature. When you do, this creature deals 2 damage to target opponent or planeswalker.

When this creature enters, each player sacrifices a creature of their choice.

Echo {2}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, it deals 2 damage to any target.

When this creature dies, create a tapped 2/2 black Rogue creature token. Blitz {3}{B} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Whenever you sacrifice another permanent, put a +1/+1 counter on this creature.

When this creature enters, target player mills two cards. When this creature dies, target creature you don't control gets -1/-1 until end of turn.

This creature gets +2/+0 and has menace as long as you sacrificed a permanent this turn.

As an additional cost to cast this spell, you may exile any number of creature cards from your graveyard. This spell costs {2} less to cast for each card exiled this way. Deathtouch Whenever Gorex attacks or dies, choose a card at random exiled with Gorex and put that card into its owner's hand.

Flying When this creature enters, draw a card if a creature died this turn. Otherwise, each player sacrifices a creature of their choice.

When Grishnákh enters, amass Orcs 2. When you do, until end of turn, gain control of target nonlegendary creature an opponent controls with power less than or equal to the amassed Army's power. Untap that creature. It gains haste until end of turn.

Deathtouch When this creature dies, if it wasn't blocking, draw a card.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Whenever you attack, you may sacrifice another creature or an artifact. If you do, create a 4/1 black Skeleton creature token with menace that's tapped and attacking. (It can't be blocked except by two or more creatures.) Choose a Background (You can have a Background as a second commander.)

Trample, haste At the beginning of the end step, sacrifice this creature. Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Lifelink {B}, Exile this card from your graveyard: Incubate 2. Activate only as a sorcery. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this token." It transforms into a 0/0 Phyrexian artifact creature.)

Deathtouch Whenever Isareth attacks, you may pay {X}. When you do, return target creature card with mana value X from your graveyard to the battlefield with a corpse counter on it. If that creature would leave the battlefield, exile it instead of putting it anywhere else.

Other creatures you control get +1/+0. Whenever a nontoken creature you control dies, Judith deals 1 damage to any target.

Whenever you sacrifice a permanent, put a +1/+1 counter on Juri. When Juri dies, it deals damage equal to its power to any target.

When Kardur enters, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able. Whenever an attacking creature dies, each opponent loses 1 life and you gain 1 life.

Haste Echo {2}{R}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, it deals 3 damage to target player or planeswalker.

Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) When this creature enters or leaves the battlefield, it deals 1 damage to target player or planeswalker.

At the beginning of combat on your turn, create a 2/1 red Elemental creature token with trample and haste. Sacrifice it at the beginning of the next end step. {T}: Search your library for a card, put it into your hand, then shuffle. Activate only if five or more creatures died this turn.

When this creature enters, amass Zombies 1. (Put a +1/+1 counter on an Army you control. It's also a Zombie. If you don't control an Army, create a 0/0 black Zombie Army creature token first.)

{1}, Sacrifice another creature: This creature explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Zombies you control get +1/+0. At the beginning of your end step, if a creature died this turn, you may pay {1}{B}. If you do, create a 2/2 black Zombie creature token.

{1}, Sacrifice a nonland permanent: This creature deals 1 damage to any target.

At the beginning of your end step, create a Treasure token for each creature that died this turn. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever a player sacrifices a permanent, this creature deals 1 damage to any target.

Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature attacks, target creature gets +1/+0 until end of turn. Blitz {1}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Echo {1}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters or dies, create a 1/1 red Goblin creature token.

Whenever a player sacrifices a creature, you may put a +1/+1 counter on this creature.

When this creature enters, it deals damage equal to its power to any target. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

When this creature dies, create X tapped 1/1 green Squirrel creature tokens, where X is this creature's power.

When this creature enters, creatures your opponents control get -1/-1 until end of turn. Blitz {2}{B} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.) When this creature enters, return target creature card with mana value 3 or less from your graveyard to your hand.

Echo {R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature dies, it deals 2 damage to target player or planeswalker.

When this creature dies, it deals 2 damage to any target.

Flying, haste This creature can't block. Whenever you attack with three or more creatures, you may pay {R}{R}. If you do, return this card from your graveyard to the battlefield tapped and attacking with a +1/+1 counter on it.

When this creature enters, create a 5/5 black Demon creature token with flying. At the beginning of your upkeep, you lose 2 life.

Whenever this creature attacks, create a tapped and attacking 1/1 red Devil creature token with "When this token dies, it deals 1 damage to any target." Blitz {3}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

{1}{B}: Return this card from your graveyard to the battlefield tapped.

When this creature dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Blitz {2}{R} (If you cast this spell for its blitz cost, it gains haste and "When this creature dies, draw a card." Sacrifice it at the beginning of the next end step.)

When this creature enters, create two 1/1 red Elemental creature tokens. Elementals you control gain haste until end of turn. (They can attack and {T} this turn.)

When this creature enters, you may discard a card. If you do, draw a card. Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

When this creature enters, you draw a card and you lose 1 life. Unearth {3}{B} ({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying Exploit (When this creature enters, you may sacrifice a creature.) Whenever another creature you control dies, put a +1/+1 counter on this creature. It gains haste until end of turn if it exploited that creature.

During your turn, this creature has first strike. Whenever another creature dies, this creature deals 1 damage to target player or planeswalker.

{1}, Sacrifice another creature or artifact: Put a +1/+1 counter on this creature and draw a card. Activate only as a sorcery.

Devour 3 (As this creature enters, you may sacrifice any number of creatures. It enters with three times that many +1/+1 counters on it.)

Flying Dynastic Codes — When this creature enters from a graveyard, you draw two cards and you lose 2 life. Unearth {4}{B} ({4}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

This creature attacks each combat if able. Escape—{3}{R}, Exile three other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.) This creature escapes with a +1/+1 counter on it.

When this creature dies, exile the top two cards of your library. Until your next end step, you may play one of those cards.

Menace (This creature can't be blocked except by two or more creatures.) {2}{B}, Exile this card from your graveyard: You draw a card and you lose 1 life.

Flying Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, you draw two cards and you lose 2 life.

Whenever this creature or another creature you control with power 4 or greater dies, amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

This spell costs {1} less to cast for each creature card in your graveyard. Deathtouch

Haste Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni. Sacrifice another creature: Yahenni gains indestructible until end of turn.

Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.

Enchant player Whenever enchanted player is attacked, create a 2/2 black Zombie creature token. Each opponent attacking that player does the same.

Enchant creature Enchanted creature has "At the beginning of your upkeep, target opponent gains control of this creature unless you sacrifice a land."

When this enchantment enters, return target creature card from your graveyard to the battlefield. When the creature put onto the battlefield with this enchantment dies, exile it and return this enchantment to its owner's hand. When this enchantment leaves the battlefield, exile the creature put onto the battlefield with this enchantment.

Whenever one or more nontoken creatures die, create a 2/2 black Zombie creature token with decayed. This ability triggers only once each turn. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

At the beginning of your upkeep, create a 1/1 red Goblin creature token with haste. Goblin creatures attack each combat if able.

Sacrifice a creature: This enchantment deals 1 damage to any target.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — You may sacrifice a creature. When you do, this Saga deals 3 damage to any target. II — Each player discards a card. III — Return target creature card from your graveyard to the battlefield. Put a +1/+1 counter on it. It gains haste until your next turn.

Brimstone Volley deals 3 damage to any target. Morbid — Brimstone Volley deals 5 damage instead if a creature died this turn.

As an additional cost to cast this spell, sacrifice a creature. Collateral Damage deals 3 damage to any target.

Kicker—Sacrifice an artifact or creature. (You may sacrifice an artifact or creature in addition to any other costs as you cast this spell.) Target creature gets -2/-2 until end of turn. If this spell was kicked, that creature gets -6/-6 until end of turn instead.

As an additional cost to cast this spell, sacrifice a creature. Fling deals damage equal to the sacrificed creature's power to any target.

As an additional cost to cast this spell, you may sacrifice one or more creatures. When you do, copy this spell for each creature sacrificed this way. You draw a card and you lose 1 life.

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

As an additional cost to cast this spell, sacrifice a creature. Return a creature card from your graveyard to the battlefield, then return another creature card from your graveyard to your hand.