You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.

Whenever a Swamp you control enters, choose one — • You draw a card and you lose 1 life. • This creature deals 2 damage to any target and you gain 2 life.

Skip your draw step. Whenever you discard a card, exile that card from your graveyard. Pay 1 life: Exile the top card of your library face down. Put that card into your hand at the beginning of your next end step.

You draw two cards and you lose 2 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.)

Exile two target nonartifact creatures. Ashes to Ashes deals 5 damage to you.

Destroy target creature. It can't be regenerated. You lose life equal to that creature's toughness.

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

Destroy target nonartifact creature.

As an additional cost to cast this spell, discard X cards. Sickening Dreams deals X damage to each creature and each player.

As an additional cost to cast this spell, pay X life. All creatures get -X/-X until end of turn.

Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness.

Each player's life total becomes the lowest life total among all players.

Change the target of target spell with a single target. You lose life equal to that spell's mana value.

Enchant creature or planeswalker you control When enchanted permanent dies or is put into exile, return that card to the battlefield under your control.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

Flying Pay 1 life: Regenerate this creature.

{3}, Sacrifice this creature: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand. Whenever you draw a card, each opponent loses 1 life.

Whenever you discard a creature card, create a 2/2 black Zombie creature token. Whenever you discard a land card, add {B}{B}. Whenever you discard a noncreature, nonland card, draw a card.

This land enters tapped. You may choose not to untap this land during your untap step. At the beginning of your upkeep, if this land is tapped, put a storage counter on it. {T}, Remove any number of storage counters from this land: Add {B} for each storage counter removed this way.

{T}: Add {C}. {3}, {T}: Add {B} for each basic Swamp you control.

This land enters tapped unless you control a Swamp. {T}: Add {B}. {1}{B}{B}, {T}: Draw a card, then you lose life equal to the number of cards in your hand.

This land enters tapped. {T}: Add {B}. {T}, Sacrifice this land: Add {B}{B}.

{T}: Add {C}. {T}, Pay 1 life: Add {B}. {2}{B}{B}, {T}, Sacrifice a Desert: Put two -1/-1 counters on target creature an opponent controls. Activate only as a sorcery.

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

This land enters tapped with two depletion counters on it. {T}, Remove a depletion counter from this land: Add {B}{B}. If there are no depletion counters on this land, sacrifice it.

This land enters tapped. {T}: Put a storage counter on this land. {T}, Remove any number of storage counters from this land: Add {B} for each storage counter removed this way.

({T}: Add {B}.)

{T}: Add {C}. {T}: Add one mana of any color. This land deals 3 damage to you.

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

{B}, Pay 1 life: Add one mana of any color.

Until end of turn, whenever a player taps a Swamp for mana, that player adds an additional {B}.

{T}: Add one mana of any color. {T}: Put a charge counter on this artifact. At the beginning of your first main phase, remove all charge counters from this artifact. Add one mana of any color for each charge counter removed this way.

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you tap a Swamp for mana, add an additional {B}.

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

Add {B}{B}{B}.

{T}: Add {C}{C}. {2}, {T}, Sacrifice this artifact: Draw two cards.

({B/P} can be paid with either {B} or 2 life.) Lifelink For each {B} in a cost, you may pay 2 life rather than pay that mana. Whenever you cast a black spell, put a +1/+1 counter on K'rrik.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

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

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

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

Until end of turn, lands you control gain "Sacrifice this land: Add {B}."

Flying Discard a card: Add {B}.

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

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

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.)

Flying When Kokusho dies, each opponent loses 5 life. You gain life equal to the life lost this way.

{2}, {T}: You gain 5 life. Shuffle this artifact and your graveyard into their owner's library.

When this creature enters, return target creature card from your graveyard to the battlefield. You lose life equal to that card's mana value.

{1}{B}, Pay 2 life: Return target creature card from your graveyard to your hand.

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.