This artifact enters tapped. {T}: Choose a color of a card in your graveyard. Add one mana of that color.

Buyback—Discard two cards. (You may discard two cards in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Search your library for a card, put that card into your hand, then shuffle.

As an additional cost to cast this spell, sacrifice a creature. Search your library for a card, put that card into your hand, then shuffle.

All creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.) Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.) When you cycle this card, you may have target creature gain fear until end of turn.

Target player discards a card for each Swamp you control.

Target player reveals a number of cards from their hand equal to the number of Swamps you control. You choose one of them. That player discards that card.

Target player chooses a card in their hand and discards the rest.

All creatures get -1/-1 until end of turn for each Swamp you control.

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may play that card for as long as it remains exiled.

Flying {B}: This creature gains deathtouch until end of turn.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) Whenever this creature deals combat damage to a player, you may sacrifice it. If you do, destroy target creature that player controls.

Flying Echo {2}{B} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters, destroy target nonartifact, nonblack creature.

Menace At the beginning of your first main phase, you may sacrifice a creature. When you do, choose a nonland card name, then target player reveals their hand and discards all cards with that name.

Haste {B}: This creature gets +1/+1 until end of turn.

{B}: Regenerate this creature. {B}: This creature gets +1/+1 until end of turn.

Menace As an additional cost to cast black permanent spells, you may pay 2 life. Those spells cost {B} less to cast if you paid life this way. This effect reduces only the amount of black mana you pay. Whenever you cast a black permanent spell, target creature you control gets +1/+1 and gains menace until end of turn.

Flying, trample At the beginning of your upkeep, sacrifice a creature. Sacrifice a creature: Regenerate this creature.

{B}: This creature gets +1/+1 until end of turn.

Flying {B}: This creature gets +1/+1 until end of turn.

Flying {B}: This creature gets +1/+1 until end of turn.

When this creature enters, choose one — • Return target creature card from your graveyard to your hand. • Target opponent reveals their hand. You choose a noncreature card from it. That player discards that card.

{B}: This creature gets +1/+1 until end of turn. Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Non-Eye creatures you control can't attack. Whenever this creature becomes blocked by a creature, destroy that creature.

{B}: This creature gets +1/+1 until end of turn.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) As long as this card is in your graveyard and you control a Swamp, creatures you control have swampwalk.

{B}: This creature gets +1/+1 until end of turn.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) {X}{B}: Put target artifact or creature card with mana value X from an opponent's graveyard onto the battlefield under your control tapped. Then that player mills X cards.

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life. When this creature dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

When this creature enters, you may search your library for a Swamp card, reveal it, put it into your hand, then shuffle. {B}: This creature gets +1/+1 until end of turn.

{B}: This creature gets +1/+1 until end of turn.

{2}, {T}: Add {B} for each Swamp you control.

When this creature enters, creatures your opponents control get -2/-2 until end of turn. Whenever a creature an opponent controls dies, that player loses 2 life.

{B}: This creature gets +1/+1 until end of turn unless any player pays {2}.

{B}: This creature gets +1/+1 until end of turn.

As long as this creature is on the battlefield, it has all activated abilities of all creature cards in all graveyards.

Whenever you tap a Swamp for mana, add an additional {B}. {B}: This creature gets +1/+1 until end of turn.

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

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

{B}: This creature gets +1/+1 until end of turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Whenever a source deals damage to this creature, that source's controller gets a poison counter.

When this creature enters, you draw a card and you lose 1 life. Unearth {3}{B} ({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) At the beginning of your upkeep, return target creature card from your graveyard to the battlefield. At the beginning of each opponent's upkeep, that player sacrifices a creature of their choice.

When this creature enters, put three -1/-1 counters on target creature.

Squelching Leeches's power and toughness are each equal to the number of Swamps you control.

Flying Whenever this creature attacks and isn't blocked, defending player gets a poison counter. (A player with ten or more poison counters loses the game.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) {B}: This creature gets +1/+1 until end of turn.

Enchant creature Enchanted creature has infect. At the beginning of your upkeep, put a -1/-1 counter on enchanted creature. When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Whenever a player casts a spell, that player discards a card.

Enchant artifact Whenever enchanted artifact becomes tapped, its controller gets a poison counter.

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

Whenever a creature enters, its controller sacrifices a creature or land of their choice.

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 player draws two cards and loses 2 life.

Add {B}{B}{B}. Threshold — Add {B}{B}{B}{B}{B} instead if seven or more cards are in your graveyard.

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

Target player sacrifices a creature of their choice and loses 1 life.

As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's mana value.