Sacrifice Aerie Ouphes: It deals damage equal to its power to target creature with flying.

Persist (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.)

: Target white creature 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.)

Choose target creature. Roll X six-sided dice. For each even result, put two -1/-1 counters on that creature. For each odd result, create a 1/2 blue Bird creature token with flying named Storm Crow.

When Banewhip Punisher enters the battlefield, you may put a -1/-1 counter on target creature.

, Sacrifice Banewhip Punisher: Destroy target creature that has a -1/-1 counter on it.

First strike

Belligerent Hatchling enters the battlefield with four -1/-1 counters on it.

Whenever you cast a red spell, remove a -1/-1 counter from Belligerent Hatchling.

Whenever you cast a white spell, remove a -1/-1 counter from Belligerent Hatchling.

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

Blazethorn Scarecrow has haste as long as you control a red creature.

Blazethorn Scarecrow has wither as long as you control a green creature. (It deals damage to creatures in the form of -1/-1 counters.)

Equipped creature gets +1/+0 and has wither. (It deals damage to creatures in the form of -1/-1 counters.)

Equip

Reach (This creature can block creatures with flying.)

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

Haste

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Flying

Carnifex Demon enters the battlefield with two -1/-1 counters on it.

, Remove a -1/-1 counter from Carnifex Demon: Put a -1/-1 counter on each other creature.

Enchant creature you control

When Cartouche of Ambition enters the battlefield, you may put a -1/-1 counter on target creature.

Enchanted creature gets +1/+1 and has lifelink.

: 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.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Chained Throatseeker can't attack unless defending player is poisoned.

Put a -1/-1 counter on each attacking creature.

: Target player discards a card. Activate only during your turn.

Put a -1/-1 counter on Cinderhaze Wretch: Untap Cinderhaze Wretch.

When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature.

, : Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Corpse Cur enters the battlefield, you may return target creature card with infect from your graveyard to your hand.

Enchant creature

You control enchanted creature.

Enchanted creature has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

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

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

When Defiant Greatmaw enters the battlefield, put two -1/-1 counters on target creature you control.

Whenever you put one or more -1/-1 counters on Defiant Greatmaw, remove a -1/-1 counter from another target creature you control.

: Add .

Put a -1/-1 counter on Devoted Druid: Untap Devoted Druid.

Menace

, Sacrifice Dusk Legion Sergeant: Each nontoken Vampire creature you control 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.)

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Exile any number of target creatures that have -1/-1 counters on them.

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.)

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

, : Fallen Ferromancer deals 1 damage to any target.

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

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.

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Sacrifice a creature: Flesh-Eater Imp gets +1/+1 until end of turn.

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

You may choose not to untap Giant Oyster during your untap step.

: For as long as Giant Oyster remains tapped, target tapped creature doesn't untap during its controller's untap step, and at the beginning of each of your draw steps, put a -1/-1 counter on that creature. When Giant Oyster leaves the battlefield or becomes untapped, remove all -1/-1 counters from the creature.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

, : Put a -1/-1 counter on target creature.

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.

Equip

Persist (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.)

Grief Tyrant enters the battlefield with four -1/-1 counters on it.

When Grief Tyrant dies, put a -1/-1 counter on target creature for each -1/-1 counter on Grief Tyrant.

Grim Poppet enters the battlefield with three -1/-1 counters on it.

Remove a -1/-1 counter from Grim Poppet: Put a -1/-1 counter on another target creature.

When Gwyllion Hedge-Mage enters the battlefield, if you control two or more Plains, you may create a 1/1 white Kithkin Soldier creature token.

When Gwyllion Hedge-Mage enters the battlefield, if you control two or more Swamps, you may put a -1/-1 counter on target creature.

Whenever Hapatra, Vizier of Poisons deals combat damage to a player, you may put a -1/-1 counter on target creature.

Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.

2 — : Add . Spend this mana only to cast noncreature spells.

3 — Infect (This permanent deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

2 — 3/2

4 — 4/7

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Wither (This deals damage to creatures in the form of -1/-1 counters.)

, : Hateflayer deals damage equal to its power to any target. ( is the untap symbol.)

Haste

Hotheaded Giant enters the battlefield with two -1/-1 counters on it unless you've cast another red spell this 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 Ichorclaw Myr becomes blocked, it gets +2/+2 until end of turn.

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.

: Add .

: Inkmoth Nexus becomes a 1/1 Phyrexian Blinkmoth artifact creature with flying and infect until end of turn. It's still a land. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Reach (This creature can block creatures with flying.)

Wither (This deals damage to creatures in the form of -1/-1 counters.)