Up to one target creature gets -X/-X until end of turn. If X is 5 or more, return a creature card with mana value X or less from your graveyard to the battlefield tapped.

Destroy target creature or planeswalker with mana value 3 or less.

Target creature gets -11/-11 until end of turn.

Exile target creature or planeswalker.

Creatures you control get +2/+0 until end of turn. Whenever a nontoken creature you control dies this turn, create a 1/1 black Rat creature token with "This token can't block."

As an additional cost to cast this spell, sacrifice a creature. Draw two cards. If the sacrificed creature was legendary, draw three cards instead.

Up to one target creature gets -1/-1 until end of turn. You create a 1/1 black Rat creature token with "This token can't block."

{T}: Add one mana of any color. Corrupted — Whenever this artifact becomes tapped, each opponent who has three or more poison counters loses 1 life.

Equipped creature gets +1/+1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {R}.

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

This land enters tapped. When this land enters, you may put target creature card from your graveyard on top of your library. {T}: Add {B}.

({T}: Add {R}.)

{T}: Add {C}. {1}, {T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {B}.)

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

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

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.)

This creature can't be blocked by Walls.

When this creature enters, each opponent discards a card.

Changeling (This card is every creature type.) As long as a creature card with flying is in a graveyard, this creature has flying. The same is true for fear, first strike, double strike, deathtouch, haste, landwalk, lifelink, protection, reach, trample, shroud, and vigilance.

Corrupted — Sacrifice an artifact or creature: Draw a card. Activate only if an opponent has three or more poison counters and only once each turn.

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

When this creature dies, you may pay {B}. If you do, target player discards a card.

Menace (This creature can't be blocked except by two or more creatures.) When this creature enters, create a 1/1 black Rat creature token with "This token can't block."

Flash When Garna enters, return to your hand all creature cards in your graveyard that were put there from anywhere this turn. Other creatures you control have haste.

Deathtouch

When this creature enters, choose one — • Create a 1/1 black Rat creature token with "This token can't block." • You may sacrifice another creature. If you do, scry 2, then draw a card. • Creatures you control gain menace until end of turn.

Whenever another Rat you control enters, exile up to one target card from an opponent's graveyard. At the beginning of combat on your turn, create a 1/1 black Rat creature token with "This token can't block."

When this creature enters, each opponent discards a card.

Menace Whenever this creature enters or attacks, create two 1/1 black Rat creature tokens with "This token can't block." Then if you control five or more Rats, each Rat you control gets +2/+0 until end of turn.

Flying At the beginning of each end step, if a creature died this turn, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") {2}{B}, Sacrifice another creature or artifact: Old Flitterfang gets +2/+2 until end of turn.

Pack Rat's power and toughness are each equal to the number of Rats you control. {2}{B}, Discard a card: Create a token that's a copy of this creature.

Other black creatures you control get +1/+1. {2}{B}, {T}: Another target black creature you control gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Pestilence Rats's power is equal to the number of other Rats on the battlefield. (For example, as long as there are two other Rats on the battlefield, Pestilence Rats's power and toughness are 2/3.)

Rats you control have menace. {1}{B}, {T}: Create a 1/1 black Rat creature token. {2}{B}{B}, {T}, Sacrifice three Rats: Gain control of target creature.

Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield.

Skulk (This creature can't be blocked by creatures with greater power.) Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

This creature gets +1/+0 for each other Rat you control. A deck can have any number of cards named Rat Colony.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, you may search your library for a Rat card, reveal it, put it into your hand, then shuffle.

{B}: Destroy target artifact, creature, or land you control.

When this creature enters, target opponent discards a card.

Menace When this creature enters, create two 1/1 black Rat creature tokens with "This token can't block." At the beginning of your upkeep, you may sacrifice another creature. If you do, put a +1/+1 counter on this creature and exile the top card of your library. You may play that card this turn.

{T}: Exile the top card of target player's library. If it's a land card, you gain 1 life. Landfall — Whenever a land you control enters, you may untap this creature.

Whenever a Rat you control becomes blocked, it gets +2/+0 until end of turn.

When this creature enters, create a 1/1 black Rat creature token with "This creature can't block." Then for each Rat you control, create a Wicked Role token attached to that Rat. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1. When this token is put into a graveyard, each opponent loses 1 life.)

When this creature enters, create a 1/1 black Rat creature token with "This token can't block." Whenever another creature you control dies, put a +1/+1 counter on this creature.

Each player sacrifices two creatures of their choice.

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

Return up to two target creature cards with total mana value 3 or less from your graveyard to the battlefield. Put a deathtouch counter on either of them. Then put a menace counter on either of them.

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

Buyback {4} (You may pay an additional {4} as you cast this spell. If you do, put this card into your hand as it resolves.) Create a 1/1 black Rat creature token.

As an additional cost to cast this spell, sacrifice a creature or pay {4}. Destroy target creature.

Return target creature card from your graveyard to the battlefield.

{3}{R}{R}: Untap all creatures you control. After this main phase, there is an additional combat phase followed by an additional main phase. Activate only as a sorcery.

At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.

If a source you control would deal damage to a permanent or player, it deals triple that damage to that permanent or player instead.

Sacrifice a creature: This enchantment deals 1 damage to any target.

When this enchantment enters, each opponent discards a card and loses 2 life. When this enchantment is put into a graveyard from the battlefield, scry 2. {2}{B}: Sacrifice this enchantment.

Enchant creature Enchanted creature gets +2/-2.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Whenever you cast a multicolored spell, this enchantment deals X damage to any target, where X is the number of colors that spell is.

Whenever a creature you control with power 2 or less attacks, this enchantment deals 1 damage to the player or planeswalker that creature is attacking.

Creatures you control have haste. Legendary creatures you control get +1/+0.

Enchant permanent When this Aura enters, draw a card. As long as enchanted permanent is a creature, it has deathtouch. As long as enchanted permanent is an Equipment, it has "Equipped creature has deathtouch."

Enchant permanent When this Aura enters, draw a card. As long as enchanted permanent is a creature, it gets +1/+0 and has haste. As long as enchanted permanent is an Equipment, it has "Equipped creature gets +1/+0 and has haste."

{R}: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.

Enchant creature Enchanted creature gets -2/-2. At the beginning of the upkeep of enchanted creature's controller, that player loses 2 life.