You draw three cards and you lose 3 life.

Target player draws two cards and loses 2 life.

Target player draws X cards and loses X life.

At the beginning of each player's draw step, that player draws two additional cards.

{B}, Pay 2 life: Draw a card.

Whenever a player plays a land, that player draws a card.

Whenever this creature attacks or blocks, each player draws a card.

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

Flying At the beginning of your upkeep, each opponent draws a card.

You draw two cards and you lose 2 life.

Target player draws two cards and loses 2 life.

Target player draws cards equal to half the number of cards in their library and loses half their life. Round up each time.

At the beginning of your upkeep, you draw a card and you lose 1 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.)

At the beginning of each player's upkeep, that player loses 2 life and draws two cards.

Target player draws two cards and loses 2 life.

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

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.

Prevent all combat damage that would be dealt this turn.

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}

Each player discards all the cards in their hand, then draws that many cards minus one.

This land enters tapped. When this land enters, exile target player's graveyard. {T}: Add {B}.

{T}: Add {C}. {2}, {T}: Each player draws a card, then discards a card.

{T}: Add {C}. {2}, {T}: Each player draws a card.

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

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

Black creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, each opponent loses 1 life and you gain 1 life.

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

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}.

Add {B}{B}{B}.

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

Black spells you cast cost {1} less to cast.

({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.

+1: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle. −3: Target creature gets +X/+X or -X/-X until end of turn, where X is the number of Swamps you control. −6: You get an emblem with "Swamps you control have '{T}: Add {B}{B}{B}{B}.'"

When this artifact enters or is put into a graveyard from the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Flying {T}: Add one mana of any color.

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

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

{T}, Exile this artifact: Search your library for up to X basic land cards, where X is the number of players who control at least two more lands than you. Put those cards onto the battlefield, then shuffle.

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

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.

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

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.)

Whenever you gain life, each opponent loses 1 life.

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

Whenever you gain life, target opponent loses that much life. {3}{B}{B}: Creatures you control gain lifelink until end of turn.

You may pay {1}{B} rather than pay this spell's mana cost. If the {1}{B} cost was paid, an opponent draws a card. Exile target creature or planeswalker.

Target creature gets -1/-1 until end of turn for each Swamp you control.

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

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

Destroy target nonartifact creature.

Whenever an opponent draws a card, Ob Nixilis deals 1 damage to that player. −2: Destroy target creature. Its controller draws two cards.

Choose one — • Each opponent sacrifices a nontoken creature of their choice. • Each opponent sacrifices a creature token of their choice. • Each opponent sacrifices a planeswalker of their choice.