Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

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

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

Indestructible (Effects that say "destroy" don't destroy this artifact.) {T}: Add one mana of any color.

{T}, Sacrifice this artifact: Add three mana of any one color. Spend this mana only to cast your commander.

Sacrifice a creature: Add one mana of any color.

Kicker {3} Indestructible When this artifact enters, if it was kicked, create two tapped tokens that are copies of this artifact. {T}: Add one mana of any color.

Whenever Ayara or another black creature you control enters, each opponent loses 1 life and you gain 1 life. {T}, Sacrifice another black creature: Draw a card.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) {1}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. {1}{W}{B}, Sacrifice another creature: Exile target nonland permanent. Activate only if you have at least 10 life more than your starting life total.

Whenever this creature or another creature dies, target player loses 1 life and you gain 1 life.

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

Sacrifice another creature: This creature gains protection from the color of your choice until end of turn.

Flying When this creature enters, exchange control of this creature and up to one target creature an opponent controls. If you don't or can't make an exchange, sacrifice this creature. This ability still resolves if its target becomes illegal.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Flying Sacrifice this creature: Creatures you control gain indestructible until end of turn.

{T}: Each player loses 1 life for each Zombie on the battlefield.

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.

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.

Enchant creature card in a graveyard When this Aura enters, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with this Aura." Return enchanted creature card to the battlefield under your control and attach this Aura to it. When this Aura leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets -1/-0.

Flash Whenever a creature you control dies, each opponent sacrifices a creature of their choice.

Choose one. If you control a commander as you cast this spell, you may choose both instead. • Creatures you control gain flying, vigilance, and double strike until end of turn. • Creatures you control gain lifelink, indestructible, and protection from each color until end of turn.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Choose up to two target permanent cards in your graveyard that were put there from the battlefield this turn. Return them to the battlefield tapped.

Counter target spell.

As an additional cost to cast this spell, sacrifice a creature. Add {B}{B}{B}{B}.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Add {B}{B}{B}.

This spell can't be countered. Counter target noncreature spell.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Counter target instant or sorcery spell unless its controller pays {1}. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Counter target noncreature spell.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Counter target spell unless its controller discards their hand. Transmute {1}{U}{B} ({1}{U}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Exile target creature. Its controller gains life equal to its power.

{T}: Add {C}{C}. This land deals 2 damage to you.

This land enters tapped. {T}: Add {W}, {U}, or {B}.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

{2}, {T}: Add {B} for each Swamp you control.

As this land enters, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Whenever this land becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

{T}: Add one mana of any color that a land an opponent controls could produce.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

({T}: Add {W} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {W} or {U}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

({T}: Add {U}.)

{T}, Pay 1 life: Add one mana of any color.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

{T}: Add {C}. {T}, Sacrifice a creature: Add {B}{B}.

({T}: Add {W}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add one mana of any type that a land you control could produce.

{T}, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

({T}: Add {W} or {B}.)

This land enters tapped unless you have two or more opponents. {T}: Add {W} or {U}.

({T}: Add {U}.)

({T}: Add {B}.)

({T}: Add {W} or {U}.)

{T}: Add {C}. {T}: Add {U} or {B}. This land deals 1 damage to you.

({T}: Add {U} or {B}.)

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

{T}: Add {C}. {1}{B}, {T}: Put target creature card from your graveyard on top of your library.

({T}: Add {U} or {B}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

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.

Destroy all creatures. They can't be regenerated.

Search your library for a card, put that card into your hand, then shuffle.

Look at the top three cards of target player's library. Exile any number of those cards, then put the rest back in any order. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Each player puts a creature card from their graveyard onto the battlefield.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Return target creature card from your graveyard to your hand. Threshold — Return that card from your graveyard to the battlefield instead if seven or more cards are in your graveyard.

This spell can't be countered. Destroy all creatures.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.