Replicate {U}{R} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Target creature gets +1/+0 and gains flying and first strike until end of turn.

Target creature gets +4/+3 until end of turn.

Enchant creature Enchanted creature gets +2/+1 and has "{R}: This creature gains trample until end of turn."

Swarm of Rats's power is equal to the number of Rats you control.

({T}: Add {B} or {R}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

This land enters tapped. {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 {U} or {B}.) This land enters tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

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.)

({T}: Add {U}.)

{T}: Add {C}. {T}: Add {U}. Spend this mana only to cast a creature spell. {U}, {T}: Surveil 2. Activate only if a Bird, Frog, Otter, or Rat entered the battlefield under your control this turn.

({T}: Add {R}.)

This land enters tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {B}.)

This land enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

This land enters tapped. As it enters, choose a color other than black. {T}: Add {B} or one mana of the chosen color.

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

{1}, {T}: Add {U}{B}.

Ninjutsu {U}{B} ({U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Ninjutsu abilities you activate cost {1} less to activate. Other Ninja and Rogue creatures you control get +1/+1.

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

{4}, {T}: Create a 2/2 colorless Shapeshifter creature token with changeling. (It has every creature type.)

Whenever another nontoken creature dies, you may create a 1/1 black Rat creature token. Rats you control have deathtouch.

This spell costs {2} less to cast if a creature card was put into your graveyard from anywhere this turn. Return up to two target creature cards from your graveyard to your hand.

This creature gets +1/+0 for each other Rat you control. Threshold — Whenever you attack with one or more Rats, if seven or more cards are in your graveyard, you may pay {2}{B}. If you do, return this card from your graveyard to the battlefield tapped and attacking.

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

When this creature enters, each opponent discards a card.

Target opponent discards two cards. Then if you control a Rat, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Skull Rend deals 2 damage to each opponent. Those players each discard two cards at random.

+2: Exile the top three cards of target opponent's library. −X: Put a creature card with mana value X exiled with Ashiok onto the battlefield under your control. That creature is a Nightmare in addition to its other types. −10: Exile all cards from all opponents' hands and graveyards.

Destroy target tapped creature.

Target creature gets +4/-4 until end of turn.

As an additional cost to cast this spell, sacrifice a creature. Destroy target creature.

Counter target spell unless its controller pays {X}. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Each player chooses a nonland permanent they control. Return all nonland permanents not chosen this way to their owners' hands. Then you draw a card for each opponent who has more cards in their hand than you.

Destroy target nonartifact creature.

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

When this artifact enters, exile target card from a graveyard. {1}, {T}, Exile this artifact: Exile all cards from all graveyards, then draw a card.

Counter target spell unless its controller pays {X}, where X is the greatest power among creatures you control.

Flash Enchant creature or Food Enchanted permanent is a colorless Food artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life" and loses all other card types and abilities.

Destroy target creature. It can't be regenerated.

Offspring {3} (You may pay an additional {3} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) When this creature enters, target opponent loses 3 life unless they sacrifice a nonland permanent of their choice or discard a card.

Menace Threshold — When this creature enters, if seven or more cards are in your graveyard, return up to one target nonland permanent to its owner's hand.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Creatures you control get +2/+0 until end of turn. If you control a modified creature, draw a card. (Equipment, Auras you control, and counters are modifications.)

Commander creatures you own have "When this creature enters or leaves the battlefield, draw a card."

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When this creature enters, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Whenever a creature you control dies, put a loyalty counter on Lolth. 0: You draw a card and you lose 1 life. −3: Create two 2/1 black Spider creature tokens with menace and reach. −8: You get an emblem with "Whenever an opponent is dealt combat damage by one or more creatures you control, if that player lost less than 8 life this turn, they lose life equal to the difference."

Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Target player draws three cards. If the gift was promised, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

{1}{U}, Sacrifice this artifact: Draw two cards. Channel — {U}, Discard this card: Draw a card.

This creature can't be blocked. Threshold — Whenever this creature deals combat damage to a player, draw a card. Then discard a card unless seven or more cards are in your graveyard.

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.