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

When this creature enters, each opponent loses 1 life and you gain 1 life. Sacrifice a Food: Return this card from your graveyard to the battlefield.

Whenever you gain life, target opponent loses that much life.

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.

At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.

Target player draws two cards and loses 2 life. Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Whenever a creature you control dies, you gain 1 life and draw a card.

{T}, Sacrifice two other creatures: Any number of target players each lose 2 life and sacrifice a creature of their choice. You add {B}{B} and draw a card.

Target player draws two cards and loses 2 life.

{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.

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

+2: You may sacrifice another permanent. If you do, you gain 1 life and draw a card. −3: Destroy target nonland permanent with mana value 3 or less. −9: You get an emblem with "Whenever a creature you control deals combat damage to a player, that player loses the game."

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

{T}: Add one mana of any color in your commander's color identity.

This land enters tapped. Indestructible {T}: Add {B} or {G}.

This land enters tapped unless you control two or more other lands. {T}: Add {B} or {G}.

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

({T}: Add {G}.)

({T}: Add {G}.) This land enters tapped unless you control three or more other Forests. When this land enters untapped, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{G}.

{T}: Add {C}. {2}{B}{G}, {T}, Sacrifice a creature: Draw a card.

({T}: Add {B} or {G}.) This land enters tapped.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {G}.

({T}: Add {B}.) This land enters tapped. {B}, {T}: Each opponent loses 1 life. Activate only if you control two or more black permanents.

This land enters tapped. When this land enters, you may put target creature card from your graveyard on top of your library. {T}: Add {B}.

As this land enters, you may reveal a Swamp or Forest card from your hand. If you don't, this land enters tapped. {T}: Add {B} or {G}.

You have no maximum hand size. {T}: Add {C}.

This land enters tapped. {T}: Add {B} or {G}. {2}{B}{G}: This land becomes a 4/4 black and green Horror creature until end of turn. It's still a land. Whenever this land attacks, create a Food token and exile up to one target card from a graveyard.

({T}: Add {G}.) This land enters tapped. {G}, {T}: You gain 1 life. Activate only if you control two or more green permanents.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add {B} or {G}. Activate only if you control a Swamp.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {B} or {G}.

This land enters tapped. As it enters, choose a color other than black. {T}: Add {B} or one mana of the chosen color.

Each land is a Swamp in addition to its other land types.

{T}: Add {C}. {2}, {T}: Target commander gains lifelink until end of turn.

({T}: Add {B}.) This land enters tapped unless you control three or more other Swamps. When this land enters untapped, you may put target creature card from your graveyard on top of your library.

This land enters tapped. {T}: Add {B} or {G}. {4}, {T}: Scry 1.

Whenever another creature enters, you gain 1 life.

Whenever an opponent loses life, you gain that much life.

Whenever a land enters, you may gain 1 life.

Whenever a land an opponent controls enters, that player loses 2 life and you gain 2 life.

As this artifact enters, choose two colors. Whenever you cast a spell, if it's at least one of the chosen colors, you gain 1 life for each of the chosen colors it is.

{T}: Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it 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.)

Trample At the beginning of your end step, create a number of Food tokens equal to the number of nontoken creatures you had enter under your control this turn. {1}, Sacrifice a Food: Target creature gains indestructible until end of turn. Tap it.

Until end of turn, target creature gains deathtouch and "When this creature dies, return it to the battlefield tapped under its owner's control." You gain 2 life.

{T}: Add one mana of any color in your commander's color identity.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

{T}: Add {B} or {G}. {B/G}{B/G}{B/G}{B/G}, {T}, Sacrifice this artifact: Draw two cards.

Flying {1}{B}, {T}: Rather than pay the mana cost of the next spell you cast this turn, you may pay life equal to that spell's mana value.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

Search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle. You gain 7 life.

{T}: Add {C}. You gain 1 life.

{T}: Add {C}{C}.

Demonstrate (When you cast this spell, you may copy it. If you do, choose an opponent to also copy it. Players may choose new targets for their copies.) Return target card from your graveyard to your hand. You gain life equal to that card's mana value. Exile Healing Technique.

Return target creature or land card from a graveyard to its owner's hand. You gain 6 life.

Kicker {1}{G} (You may pay an additional {1}{G} as you cast this spell.) Return target creature card from your graveyard to your hand. You gain 2 life. If this spell was kicked, return another target permanent card from your graveyard to your hand.

Menace Whenever you gain life, you may pay {B}. If you do, return target creature card from your graveyard to your hand.

Destroy target creature. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Destroy each nonland permanent with mana value 2 or less. Add {B} or {G} for each permanent destroyed this way.

Each player sacrifices a creature or planeswalker of their choice. If you sacrificed a permanent this way, you may return another permanent card from your graveyard to your hand.

Destroy all creatures. Each player loses life equal to the number of creatures they controlled that were destroyed this way.

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

When this creature dies, target creature an opponent controls gets -1/-1 until end of turn. That creature gets -4/-4 instead if you control a creature named Bogbrew Witch.

Whenever a creature you control dies, each other player sacrifices a creature of their choice.

This spell costs {2} less to cast if you gained life this turn. Destroy target nonland permanent.

Destroy up to X target artifacts and/or enchantments. Create twice X 1/1 black and green Pest creature tokens with "When this token dies, you gain 1 life."

Destroy target artifact or creature. It can't be regenerated.

Whenever you sacrifice a black creature, you may pay 2 life. If you do, each other player sacrifices a creature of their choice. Whenever you sacrifice a green creature, you may gain 2 life.

{1}, {T}, Sacrifice a creature: You gain 4 life. {1}, {T}, Sacrifice a creature named Festering Newt: Each opponent loses 4 life. You gain life equal to the life lost this way.

Trample When this creature enters, create a number of Food tokens equal to the number of opponents you have. (Food tokens are artifacts with "{2}, {T}, Sacrifice this token: You gain 3 life.") {1}{G}, Sacrifice another nonland permanent: This creature gets +2/+2 until end of turn.

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.

Attacking Pests you control get +1/+0 and have menace. Whenever a nontoken creature you control dies, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life."

Menace Ward—Pay 3 life. (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 3 life.) Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life."

As an additional cost to cast this spell, sacrifice a creature. Create X 1/1 black and green Pest creature tokens with "When this token dies, you gain 1 life," where X is the sacrificed creature's power.

As an additional cost to cast this spell, sacrifice a creature. Search your library for a card, put that card into your hand, then shuffle.