Whenever you gain life, each opponent loses 1 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.

Sacrifice a creature: Draw cards equal to the sacrificed creature's power, then discard three cards.

When this artifact enters, draw a card. {2}, {T}, Sacrifice this artifact: Add two mana of different colors.

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

Add {B}{B}{B}.

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.

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

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

Choose one — • Tangletrap deals 5 damage to target creature with flying. • Destroy target artifact.

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.

{T}: Exile target land card from a graveyard. Add one mana of any color. {B}, {T}: Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life. {G}, {T}: Exile target creature card from a graveyard. You gain 2 life.

Deathtouch, lifelink {T}: Add one mana of any color.

{T}: Add {G}.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When this creature enters, mill two cards, then you may return a permanent card from your graveyard to your hand.

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

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.) Return target permanent card from your graveyard to your hand. If the gift was promised, instead return two target permanent cards from your graveyard to your hand.

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

When this creature enters, destroy target creature an opponent controls that was dealt damage this turn.

When this creature dies, you gain 2 life. {G}, Sacrifice this creature: Exile target noncreature artifact or noncreature enchantment.

As long as there are four or more card types among cards exiled with this creature, it gets +4/+4 and has trample. {1}: Exile target card from a graveyard.

Flash Flying, lifelink When this creature enters, destroy target creature an opponent controls that was dealt damage this turn.

Changeling (This card is every creature type.) Deathtouch

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.

Menace (This creature can't be blocked except by two or more creatures.) Whenever you gain life, put a +1/+1 counter on this creature.

Whenever this creature attacks, you gain 2 life. Then creatures you control gain trample and get +X/+X until end of turn, where X is the amount of life you gained this turn.

Trample When this creature enters, you gain 3 life and draw a card. {2}{G}: Put this card from your graveyard into your library third from the top.

This creature enters tapped. {1}{B}: Return this card from your graveyard to your hand. Activate only if you gained life this turn.

When this creature enters, choose one — • Create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." • You draw a card and you lose 1 life. • Exile target player's graveyard.

Whenever another creature dies, you may gain 1 life.

Vigilance If you would gain life, you gain that much life plus 1 instead. This creature gets +2/+1 as long as you have 25 or more life.

Whenever an opponent casts or copies an instant or sorcery spell, they lose 1 life.

Defender {T}: You gain 1 life. {2}, Sacrifice this creature: Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

When this creature enters, 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."

Flying {5}{B}: Target opponent loses 2 life and you gain 2 life.

When this creature enters, you gain 2 life.

This spell costs {X} less to cast, where X is the amount of life you gained this turn. Trample At the beginning of your end step, if you gained life this turn, you may cast this creature from your graveyard.

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

Magecraft — Whenever you cast or copy an instant or sorcery spell, each opponent loses 1 life and you gain 1 life.

When this enchantment enters, create a 1/1 white Human Soldier creature token. Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life.

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

Whenever you gain life, each opponent loses 1 life.

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

Flying When this creature enters, target opponent loses 1 life and you gain 1 life.

{T}: Add {C}. {2}, {T}: Regenerate target Shade, Skeleton, Specter, Spirit, Vampire, Wraith, or Zombie. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

{T}: Add {C}. {T}, Sacrifice a creature: You gain 1 life.

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

When this land enters, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

{T}: Add {C}. {3}, {T}: Target creature with power 3 or less can't be blocked this turn.

This land enters tapped. When this land enters, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

({T}: Add {G}.)

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}.

({T}: Add {B}.)

{T}: Add {C}. {2}, {T}: Look at the top card of your library. If it's an instant or sorcery card, you may reveal it and put it into your hand. If you don't put the card into your hand, you may put it into your graveyard. Activate only if you have exactly zero or seven cards in hand.

Defender Landfall — Whenever a land you control enters, you gain 1 life.

At the beginning of your upkeep, this creature deals 1 damage to each opponent. You gain life equal to the damage dealt this way.

Whenever another creature enters, you gain 1 life.

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

Alliance — Whenever another creature you control enters, you gain 1 life.

Look at the top six cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. You gain 3 life.

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."

Destroy target artifact or enchantment. If its mana value is 2 or less, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life."

You gain 4 life. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

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.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control. When the permanent you don't control dies this turn, you gain 2 life.

Search your library for a basic land card, reveal it, put it into your hand, then shuffle. You gain 2 life.

You gain 2 life. Target creature gets +X/+X until end of turn, where X is the amount of life you gained this turn.

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.

Create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

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."

Create two 1/1 black and green Pest creature tokens with "When this token dies, you gain 1 life."

Return target card from your graveyard to your hand.

For each permanent type, return up to one card of that type from your graveyard to the battlefield. You lose 3 life for each card returned this way. Exile Revival Experiment.

Target player loses 2 life and you gain 2 life. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)