Undaunted (This spell costs less to cast for each opponent.)

Destroy two target creatures.

Whenever a blue creature enters the battlefield under your control, you may have target player draw a card.

Whenever a black creature enters the battlefield under your control, you may have target player discard a card.

Corrupted — This spell costs less to cast if an opponent has three or more poison counters.

Draw two cards.

Enchant creature

Domain — Enchanted creature gets -1/-1 for each basic land type among lands you control.

Whenever Filthy Cur is dealt damage, you lose that much life.

+1: Create a 1/1 black Wolf creature token with deathtouch.

−1: Sacrifice a creature. If you do, search your library for a creature card, reveal it, put it into your hand, then shuffle.

−3: Creatures you control gain trample and get +X/+X until end of turn, where X is the number of creature cards in your graveyard.

: Igneous Cur gets +2/+0 until end of turn.

Whenever you cast your second spell each turn, Incursion Specialist gets +2/+0 until end of turn and can't be blocked this turn.

Enchant creature

Enchanted creature gets -0/-1.

Enchanted creature can't block creatures with power equal to or greater than the enchanted creature's toughness.

Whenever you attack, target attacking creature can't be blocked this turn. It connives. Then choose another attacking creature with lesser power. That creature gains double strike until end of turn. (To have a creature connive, draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on that creature.)

Flying

Whenever Korvold, Fae-Cursed King enters the battlefield or attacks, sacrifice another permanent.

Whenever you sacrifice a permanent, put a +1/+1 counter on Korvold and draw a card.

Other Zombies you control get +1/+1.

, : All Zombies gain menace until end of turn.

If you would get one or more poison counters, instead you get one poison counter and you can't get additional poison counters this turn.

Exile Melira, the Living Cure: Choose another target creature or artifact. When it's put into a graveyard this turn, return that card to the battlefield under its owner's control.

, : Draw two cards.

, , Discard a card: Mercurial Chemister deals damage to target creature equal to the discarded card's mana value.

Flying

Whenever Mercurial Kite deals combat damage to a creature, tap that creature. That creature doesn't untap during its controller's next untap step.

Mercurial Spelldancer can't be blocked.

Whenever you cast a noncreature spell, put an oil counter on Mercurial Spelldancer.

Whenever Mercurial Spelldancer deals combat damage to a player, you may remove two oil counters from it. If you do, when you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

Flying, first strike, haste

Whenever Mirri the Cursed deals combat damage to a creature, put a +1/+1 counter on Mirri the Cursed.

Enchant creature

Whenever enchanted creature attacks or blocks, its controller loses 3 life.

: Enchanted creature attacks this turn if able.

Search target player's library for up to X cards, where X is the number of Swamps you control, and exile them. Then that player shuffles.

Choose one —

• Return target multicolored permanent card with mana value 3 or less from your graveyard to the battlefield tapped.

• Counter target instant or sorcery spell.

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

Flying

: Obscura Initiate gains lifelink until end of turn.

When Obscura Polymorphist enters the battlefield, exile target creature. Its controller seeks a creature card.

Face-down creature spells you cast cost less to cast.

: Turn Obscuring Aether face down. (It becomes a 2/2 creature.)

When Odric, Blood-Cursed enters the battlefield, create X Blood tokens, where X is the number of abilities from among flying, first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance found among creatures you control. (Count each ability only once.)

Pharika's Cure deals 2 damage to target creature and you gain 2 life.

When Precursor Golem enters the battlefield, create two 3/3 colorless Golem artifact creature tokens.

Whenever a player casts an instant or sorcery spell that targets only a single Golem, that player copies that spell for each other Golem that spell could target. Each copy targets a different one of those Golems.

Draw cards equal to the number of cards in target opponent's hand.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

, Return Rootha, Mercurial Artist to its owner's hand: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Reach

Scurrid Colony gets +2/+2 as long as you control eight or more lands.

Exile target nonland permanent. Its controller creates a 1/1 white Soldier creature token.

Squad (As an additional cost to cast this spell, you may pay any number of times. When this creature enters the battlefield, create that many tokens that are copies of it.)

Vigilance

Whenever a creature token enters the battlefield under your control, put a +1/+1 counter on it.

Enchant creature

As long as enchanted creature is attacking alone, it can't be blocked.

Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.)

You may pay rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way.

Flying, ward

Sleep-Cursed Faerie enters the battlefield tapped with three stun counters on it. (If it would become untapped, remove a stun counter from it instead.)

: Untap Sleep-Cursed Faerie.

When Stagecoach Security enters the battlefield, creatures you control get +1/+1 and gain vigilance until end of turn.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Enchant artifact or creature

Enchanted permanent has phasing. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

Blue creatures don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay for each creature chosen this way. If the player does, untap those creatures.

Enchant player

Whenever a creature enters the battlefield under enchanted player's control, that player loses 1 life and you gain 1 life.

Verazol, the Split Current enters the battlefield with a +1/+1 counter on it for each mana spent to cast it.

Whenever you cast a kicked spell, you may remove two +1/+1 counters from Verazol. If you do, copy that spell. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)

Enchant creature

Enchanted creature can't attack or block, and its activated abilities can't be activated. That creature's controller may sacrifice a permanent for that player to ignore this effect until end of turn.

: Return Volrath's Curse to its owner's hand.

Whenever Wedding Security attacks, you may sacrifice a Blood token. If you do, put a +1/+1 counter on Wedding Security and draw a card.

Choose one —

• Smash It — Destroy target artifact.

• Lift the Curse — Destroy target enchantment.

• Steal Its Eyes — Create a Treasure token and venture into the dungeon. (Enter the first room or advance to the next room.)