Whenever you gain life, target opponent loses that much life. When Enduring Tenacity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

Whenever you gain life, each opponent loses 1 life.

At the beginning of combat on your turn, each opponent loses 1 life and you gain 1 life. {T}, Pay 2 life, Sacrifice this artifact: Draw two cards. Activate only as a sorcery.

When this creature enters, exile up to two target cards from a single graveyard. If at least one creature card was exiled this way, each opponent loses 2 life and you gain 2 life.

When this creature enters, each opponent loses 2 life and you gain 2 life.

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

When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Whenever you gain life for the first time during each of your turns, create a 1/1 white Cat creature token.

When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Whenever you gain life for the first time during each of your turns, create a 1/1 white Cat creature token.

When this creature dies, create a 1/1 black and green Insect creature token with flying.

Other Cats you control get +1/+1 and have lifelink. (Damage dealt by those creatures also causes you to gain that much life.) When this creature enters, create two 1/1 white Cat creature tokens with lifelink.

Flying Whenever you gain life, put a +1/+1 counter on this creature. Whenever you put one or more +1/+1 counters on this creature, draw a card. This ability triggers only once each turn.

Hexproof +2: Each opponent loses 3 life and you gain 3 life. 0: You draw two cards. Then each opponent may scry 1. −3: Exile target creature or enchantment. If it wasn't an Aura, create a token that's a copy of it, except it's a 1/1 white Spirit creature with flying in addition to its other types.

Whenever a creature you control dies, draw a card. +1: Create a 2/2 black Zombie creature token. −4: Each player sacrifices two creatures of their choice. −9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.

When this land enters, scry 1. {T}: Add {C}. {1}, {T}: Add one mana of any color.

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

({T}: Add {U}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

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

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {U} or {B}.

({T}: Add {B}.)

({T}: Add {B}.)

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

{T}: Exile target creature card from a graveyard that was put there this turn. Create a token that's a copy of it, except it's a Nightmare in addition to its other types. Then exile all other Nightmare tokens you control.

When this creature dies, if it wasn't a Demon, return it to the battlefield under its owner's control with two +1/+1 counters on it. It's a Demon in addition to its other types.

This creature enters with eight revival counters on it if you cast it. When this creature dies, if it had a revival counter on it, return it to the battlefield with one fewer revival counter on it at the beginning of the next end step.

Kicker {3}{B} (You may pay an additional {3}{B} as you cast this spell.) Lifelink Menace (This creature can't be blocked except by two or more creatures.) When this creature enters, if it was kicked, return target creature card from your graveyard to the battlefield.

Creatures your opponents control enter tapped. Whenever a creature an opponent controls enters, you gain 1 life.

Flying, deathtouch Whenever an opponent loses life, you gain that much life. (Damage causes loss of life.)

Flying Whenever another creature you control enters, you gain 1 life.

As this creature enters, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life.

Flying Whenever this creature attacks, you gain 2 life.

Flash Flying When this creature enters, you gain 2 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying When this creature enters, exile target player's graveyard.

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

Exile target creature. If it had mana value 3 or less, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Destroy target artifact or enchantment.

Destroy target tapped creature. You gain 2 life.

Destroy target creature or planeswalker.

Destroy target artifact, enchantment, or creature with power 4 or greater.

When this enchantment enters, exile target creature an opponent controls until this enchantment leaves the battlefield. You gain 2 life.

Destroy target creature or enchantment.

Exile target attacking creature.