Whenever another creature you control dies, put a +1/+1 counter on this creature.

Whenever another creature or planeswalker you control dies, put a +1/+1 counter on this creature.

Enchant creature Whenever a creature dies, put a +1/+1 counter on enchanted creature.

Flying When this creature enters, each player loses 1 life.

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

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Constellation — Whenever this creature or another enchantment you control enters, each opponent loses 1 life.

{2}{B}, Sacrifice another creature: Draw a card. If the sacrificed creature was suspected, draw two cards instead.

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

{1}, {T}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. Draw a card.

Exile target card from a graveyard. Draw a card.

When this creature enters, you draw a card and you lose 1 life.

You draw two cards, lose 2 life, then mill two cards.

When this artifact enters or is put into a graveyard from the battlefield, you draw a card and you lose 1 life.

Freerunning {1}{B} (You may cast this spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander.) When this creature enters, you draw a card and you lose 1 life.

As an additional cost to cast this spell, sacrifice a creature. Draw two cards. If the sacrificed creature was legendary, draw three cards instead.

Tap up to one target creature. Scry 1, then 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.

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

Forbidding Watchtower enters tapped. {T}: Add {W}. {1}{W}: Forbidding Watchtower becomes a 1/5 white Soldier creature until end of turn. It's still a land.

This land enters tapped. When this land enters, target player loses 1 life. {T}: Add {B}.

({T}: Add {W}.)

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

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

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

({T}: Add {B}.)

Each opponent loses two times X life. You gain life equal to the life lost this way.

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

Constellation — Whenever this creature or another enchantment you control enters, you gain 1 life. {W}{B}, Pay 1 life: Each opponent loses 1 life.

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

Sacrifice this creature: Add {B}{B}.

When this creature dies, add {C}{C}{C}.

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

Add {B}{B}{B}.

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

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

{T}: Add {B}.

When this creature enters, you may search your library for a basic Plains card, reveal it, put it into your hand, then shuffle. {6}: Return this card from your graveyard to your hand.

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

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

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

Destroy target artifact or enchantment.

Domain — Each creature gets -X/-X until end of turn, where X is 1 plus the number of basic land types among lands you control.

Exile target enchantment.

Choose one — • Target creature gets -X/-X until end of turn. You gain X life. • Exile up to twice X target cards from graveyards.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

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

Destroy target creature.

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

When this creature enters, destroy target creature an opponent controls.

Destroy target artifact or enchantment. You gain 4 life.

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

{T}, Sacrifice another creature or artifact: Each opponent loses 1 life and you gain 1 life.

At the beginning of your end step, if a creature died under your control this turn, create a 1/1 white Human Soldier creature token. {2}, Sacrifice another creature: Each opponent loses 1 life and you gain 1 life.

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