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 one or more Demons you control attack a player, you draw a card and lose 1 life. At the beginning of your end step, create a 5/5 black Demon creature token with flying, then mill two cards. If two cards that share all their card types were milled this way, sacrifice this enchantment.

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

Flying At the beginning of your upkeep, draw a card unless target opponent sacrifices a creature of their choice or pays 3 life.

Target player draws two cards and loses 2 life.

Look at twice X cards from the top of your library. Put X cards from among them into your hand and the rest into your graveyard. You lose X life.

Enchant land Enchanted land has "{T}, Pay 1 life: Draw a card."

Flying {B}, Pay 2 life: Target creature gets -1/-1 until end of turn. Whenever you lose life, draw that many cards. (Damage causes loss of life.)

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Target opponent sacrifices a creature with the greatest power among creatures they control. If the gift was promised, return target creature card from your graveyard to your hand.

Consuming Corruption deals X damage to target creature or planeswalker and you gain X life, where X is the number of Swamps you control.

{B}{B}: Counter target green spell.

Flying, trample Whenever this creature deals combat damage to a player, that player sacrifices a creature of their choice.

As an additional cost to cast this spell, sacrifice a creature or pay {3}{B}. Exile target creature or planeswalker.

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

As an additional cost to cast this spell, sacrifice a creature or enchantment. Exile target creature.

Whenever you pay life, put that many blood counters on this enchantment. {1}{B}, Remove four blood counters from this enchantment: Destroy target creature.

Target opponent sacrifices a creature of their choice. If they can't, they lose 2 life and you draw a card. Then repeat this process for an enchantment and a planeswalker.

Destroy target creature.

Flash When this enchantment enters, target creature an opponent controls gets -3/-3 until end of turn. Creatures your opponents control can be the targets of spells and abilities as though they didn't have hexproof. Ward abilities of those creatures don't trigger.

This spell costs {1} less to cast for each creature card in your graveyard. Exile target creature or planeswalker.

Flying When this creature enters, if it was cast, each player exiles all but the bottom six cards of their library face down. At the beginning of your upkeep, draw a card.

This land enters tapped. When this land enters, return a land you control to its owner's hand. If another Desert was returned this way, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}{C}.

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

This land enters tapped. {T}: Add {B}. Dredge 2 (If you would draw a card, you may mill two cards instead. If you do, return this card from your graveyard to your hand.)

This land enters tapped. {T}: Add {B}. {4}{B}, {T}, Sacrifice this land: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

This land enters tapped. {T}: Add {B}. {2}{B}, {T}, Sacrifice this land: Return target creature card from your graveyard to your hand.

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. {T}: Add {B}. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts. Modular 1

When this land enters, you gain 2 life. {T}: Add {C}.

This land enters tapped. {T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color. {2}, Sacrifice this land: Draw a card.

({T}: Add {B}.)

This land enters tapped. {T}: Add {B}. {1}{B}, {T}, Sacrifice this land: Draw a card.

Hexproof This land enters tapped. As it enters, choose a color. {T}: Add one mana of the chosen color.

Each spell you cast that's a Demon, Horror, or Nightmare costs {1} less to cast. Whenever you cast a spell, if the amount of mana spent to cast it was less than its mana value, target opponent loses life equal to the difference.

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

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

Flying, trample Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost. {2}{B}, Sacrifice another enchantment: This creature gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.

{T}: Add {B}.

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

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

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

All Nightmares get +1/+1. {B}{B}{B}, Pay 3 life: Put target creature card from a graveyard onto the battlefield under your control. That creature is black and is a Nightmare in addition to its other creature types. When Chainer leaves the battlefield, exile all Nightmares.

Return target creature card from your graveyard to the battlefield. Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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

Choose target creature card in a graveyard that was put there from the battlefield this turn. Put that card onto the battlefield under your control.

Flash When this enchantment enters, put an impostor counter on each creature you control. Whenever a creature you control with an impostor counter on it dies, exile it. Return up to one other target creature card from your graveyard to the battlefield.

Each player exiles all creature cards from their graveyard, then sacrifices all creatures they control, then puts all cards they exiled this way onto the battlefield.

Flying Whenever another nontoken creature you control dies, you may exile it. If you do, create a token that's a copy of that creature, except it's 1/1 and it's a Nightmare in addition to its other types.

As an additional cost to cast this spell, sacrifice a creature. Choose target creature card in your graveyard. Return that card and the sacrificed card to the battlefield under your control at the beginning of your next upkeep. Exile Rescue from the Underworld.

{3}{B}, Sacrifice this creature: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.

Search your library for up to three creature cards, put them into your graveyard, then shuffle.

Search your library for a Demon card, reveal it, put it into your hand, then shuffle. Delirium — If there are four or more card types among cards in your graveyard, instead search your library for any card, put it into your hand, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Sacrifice a creature: Regenerate this creature. Transmute {1}{B}{B} ({1}{B}{B}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Menace When this creature enters, search your library for a card with mana value less than or equal to your devotion to black, reveal it, put it into your hand, then shuffle. You lose 3 life. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Casualty 3 (As you cast this spell, you may sacrifice a creature with power 3 or greater. When you do, copy this spell.) Search your library for a card, put it into your hand, then shuffle.

Choose one — • Search your library for a card, put it into your hand, then shuffle. • Put a card you own from outside the game into your hand.

Undergrowth — Search your library for a black card with mana value less than or equal to the number of creature cards in your graveyard, reveal it, put it into your hand, then shuffle.