Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.

Black creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)

Enchant creature As long as enchanted creature is black, it gets +1/+1 and has wither. (It deals damage to creatures in the form of -1/-1 counters.) As long as enchanted creature is red, it gets +1/+1 and has first strike.

This Equipment enters with a soul counter on it. Equipped creature gets +1/+1 for each soul counter on this Equipment. Whenever equipped creature dies, put a soul counter on this Equipment. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

When Soul Snuffers enters, put a -1/-1 counter on each creature.

Defender {T}: Exchange target opponent's life total with this creature's toughness.

As an additional cost to cast this spell, sacrifice an artifact or creature. Draw two cards and create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.

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

Deathtouch Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {1}{R}, {T}: This creature deals 1 damage to any target.

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.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) When this creature dies, you may put a -1/-1 counter on target creature.

First strike, protection from red and from white Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

{T}: Add {B}. {T}: Add {R}. Activate only if you control a Swamp or a Mountain.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

{T}: Add {C}. {2}, {T}, Sacrifice this land: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

This land enters tapped unless you control a Swamp or a Mountain. {T}: Add {B} or {R}.

As this land enters, you may reveal a Swamp or Mountain card from your hand. If you don't, this land enters tapped. {T}: Add {B} or {R}.

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

{T}: Add {C}. {1}, {T}, Sacrifice this land: Put a -1/-1 counter on target creature. Activate only as a sorcery.

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

This land enters tapped unless you have two or more opponents. {T}: Add {B} or {R}.

({T}: Add {R}.)

{T}: Add {C}. {1}, {T}: Move a counter from target permanent you control onto another target permanent. Activate only as a sorcery.

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}.

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

{T}: Add {C}. {T}: Add {B} or {R}. This land deals 1 damage to you.

({T}: Add {B}.)

{T}: Add {B}. Channel — {3}{B}, Discard this card: Mill three cards, then return a creature or planeswalker card from your graveyard to your hand. This ability costs {1} less to activate for each legendary creature you control.

Players can't gain life. Damage can't be prevented. All damage is dealt as though its source had wither. (A source with wither deals damage to creatures in the form of -1/-1 counters.)

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature dies, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Choose any number of target creatures. Each of those creatures gains persist until end of turn. (When it 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.)

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

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) When this creature enters, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {C}.

{T}: Add {B} or {R}. {B/R}{B/R}{B/R}{B/R}, {T}, Sacrifice this artifact: Draw two cards.

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

Discard a card: You may cast a creature spell from your graveyard this turn. Activate only once each turn. Whenever a nontoken creature you control enters, if you didn't cast it from your hand, it gains haste until your next turn.

Return target nonlegendary creature card from your graveyard to the battlefield with a -1/-1 counter on it.

Destroy target artifact, creature, or planeswalker.

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

As an additional cost to cast this spell, sacrifice a creature or discard a card. Destroy target creature or planeswalker.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.

If you control a commander, you may cast this spell without paying its mana cost. Exile target creature.

Destroy target creature or planeswalker.

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

When this creature dies, you may put a -1/-1 counter on target creature.

Sacrifice this creature: Put a -1/-1 counter on target creature.

Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.

Choose two — • Return target creature card from your graveyard to your hand. • Target player discards a card. • Destroy target artifact. • Kolaghan's Command deals 2 damage to any target.

As an additional cost to cast this spell, put a -1/-1 counter on a creature you control. Destroy target creature.

+2: Put a -1/-1 counter on up to one target creature. −3: Destroy target creature with a -1/-1 counter on it. −10: Return all creature cards from your graveyard to the battlefield.

Trample Whenever another creature dies, put a +1/+1 counter on Orca. When Orca dies, it deals damage equal to its power divided as you choose among any number of targets.

Wither (This deals damage to creatures in the form of -1/-1 counters.) Puncture Blast deals 3 damage to any target.

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

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

At the beginning of combat on your turn, create a 2/1 red Elemental creature token with trample and haste. Sacrifice it at the beginning of the next end step. {T}: Search your library for a card, put it into your hand, then shuffle. Activate only if five or more creatures died this turn.

Spree (Choose one or more additional costs.) + {2} — Search your library for a card, then shuffle and put that card on top. + {B}{B} — Target player draws three cards and loses 3 life.