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

At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.

Choose one — • Target player sacrifices an artifact of their choice. • Target player sacrifices a creature of their choice. • Target player sacrifices a planeswalker of their choice.

Each player sacrifices two creatures of their choice.

Destroy target land or nonblack creature. It can't be regenerated.

Put X -1/-1 counters on each creature. Shuffle Black Sun's Zenith into its owner's library.

Target player sacrifices a creature of their choice. You gain life equal to that creature's toughness. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

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

Whenever a creature is dealt damage, destroy it. It can't be regenerated.

Whenever a creature enters, destroy it. {0}: Destroy this enchantment. You skip your next turn. Any player may activate this ability.

At the beginning of the end step, if no creatures are on the battlefield, sacrifice this enchantment. {B}: This enchantment deals 1 damage to each creature and each player.

Choose one — • Exile target player's graveyard. • Destroy target artifact. • Each creature deals 1 damage to its controller.

Your devotion to each color and each combination of colors is increased by one. {T}: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life.

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

This artifact enters tapped. {T}: Add {B}.

Add {B}{B}{B}.

This artifact enters tapped. {T}: Add {R}.

At the beginning of each player's end step, put a charge counter on this enchantment for each untapped land that player controls. Remove a charge counter from this enchantment: Add {C}. Any player may activate this ability but only during their turn before the end step.

Whenever a creature an opponent controls dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") At the beginning of your upkeep, if you control ten or more Treasures, you win the game.

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

When this enchantment enters, draw a card. All lands lose all abilities except mana abilities.

Whenever an opponent casts a creature spell, that player loses 2 life unless they pay {2}.

Flying, trample Whenever an opponent searches their library, that player sacrifices a creature of their choice and loses 10 life. Whenever another creature dies, put a +1/+1 counter on Ob Nixilis.

Players can't untap more than one creature during their untap steps.

Whenever an opponent casts a creature spell, this enchantment deals 1 damage to that player.

As this enchantment enters, choose two players. If a source controlled by one of the chosen players would deal damage to the other chosen player or a permanent that player controls, that source deals double that damage to that player or permanent instead.

Whenever a player taps a nonbasic land for mana, this enchantment deals 1 damage to that player.

At the beginning of each player's end step, this enchantment deals X damage to that player, where X is the number of untapped lands they control.

At the beginning of each opponent's upkeep, that player loses X life, where X is the number of cards in that player's hand minus the number of cards in your hand.

Flash If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

If another red source you control would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead. −2: Jaya deals 2 damage to any target.

Whenever an opponent casts a spell, Kaervek deals damage equal to that spell's mana value to any target.

Price of Progress deals damage to each player equal to twice the number of nonbasic lands that player controls.

Whenever a player casts a spell, this enchantment deals 2 damage to that player.

{T}: Add {C}. {1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

Burn from Within deals X damage to any target. If a creature is dealt damage this way, it loses indestructible until end of turn. If that creature would die this turn, exile it instead.

{T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

All creatures lose indestructible until end of turn. Hour of Devastation deals 5 damage to each creature and each non-Bolas planeswalker.

Creatures with flying can block only creatures with flying. Creatures without flying have reach. (They can block creatures with flying.)

Whenever a creature attacks you, its controller loses 1 life.

You draw three cards and you lose 3 life.

Scry 2, then draw two cards. You lose 2 life. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Target player draws two cards and loses 2 life.

As an additional cost to cast this spell, discard a card. Draw two cards.

Constellation — Whenever this creature or another enchantment you control enters, creatures your opponents control get -1/-1 until end of turn.

Whenever an opponent draws a card, this creature deals 1 damage to that player.

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

This land enters tapped. {T}: Add {B}. Cycling {B} ({B}, Discard this card: Draw a card.)

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

This land enters tapped. {T}: Add {R}. Cycling {R} ({R}, Discard this card: Draw a card.)

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

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

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

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

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

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

{1}, {T}: Add {B}{R}.

({T}: Add {B} or {R}.) This land enters tapped unless you control two or more basic lands.

({T}: Add {B}.)

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 {R}.

{T}: Add {C}{C}. Activate only if you control five or more lands.

For each creature, its controller sacrifices it unless they pay X life.