Counter target spell. Cards in your hand that share a card type with that spell perpetually gain "This spell costs less to cast."

Flying

Each opponent who cast a spell this turn can't attack with creatures.

Each opponent who attacked with a creature this turn can't cast spells.

First strike, menace

Chainsword — Whenever a creature an opponent controls dies, that player loses 2 life.

Commander creatures you control get +2/+2 and have indestructible.

Haste (This creature can attack and as soon as it comes under your control.)

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Sacrifice a creature: Bloodthrone Vampire gets +2/+2 until end of turn.

Briber's Purse enters with X gem counters on it.

, , Remove a gem counter from Briber's Purse: Target creature can't attack or block this turn.

Choose one —

• Target creature you control gets +1/+0 until end of turn. It deals damage equal to its power to target creature or planeswalker an opponent controls.

• Destroy target enchantment.

• Draw two cards.

Enchant creature

Enchanted creature gets +3/+3.

Whenever enchanted creature deals combat damage to a player, double its controller's life total.

When Chaos Maw enters, it deals 3 damage to each other creature.

, Tap an untapped Vampire you control: Transform Chosen of Markov.

At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control.

Deathtouch

Skip your draw step.

At the beginning of your upkeep, if you have fewer than seven cards in hand, draw cards equal to the difference.

Target creature gains deathtouch until end of turn and must be blocked this turn if able.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

: Exile target land card from a graveyard. Add one mana of any color.

, : Exile target instant or sorcery card from a graveyard. Each opponent loses 2 life.

, : Exile target creature card from a graveyard. You gain 2 life.

When Disciple of Caelus Nin enters, starting with you, each player chooses up to five permanents they control. All permanents other than Disciple of Caelus Nin that weren't chosen this way phase out.

Permanents can't phase in.

Target creature you control gains protection from the color of your choice until end of turn.

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.)

Multikicker (You may pay an additional any number of times as you cast this spell.)

Everflowing Chalice enters with a charge counter on it for each time it was kicked.

: Add for each charge counter on Everflowing Chalice.

Sacrifice a creature: Falkenrath Torturer gains flying until end of turn. If the sacrificed creature was a Human, put a +1/+1 counter on Falkenrath Torturer.

Destroy all creatures with power greater than target creature's power.

Haste

At the beginning of your upkeep, you may sacrifice a creature. When you do, Fireblade Artist deals 2 damage to target opponent or planeswalker.

Draw a card. Until end of turn, target creature gains trample and gets +1/+0 for each card you've drawn this turn. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)

Exile target artifact or enchantment.

Cycling (, Discard this card: Draw a card.)

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

As long as an opponent has 10 or less life, Guul Draz Vampire gets +2/+1 and has intimidate. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Flash (You may cast this spell any time you could cast an instant.)

Whenever Illusory Ambusher is dealt damage, draw that many cards.

Changeling (This card is every creature type.)

When Irregular Cohort enters, create a 2/2 colorless Shapeshifter creature token with changeling.

Dinosaur spells you cast cost less to cast.

: Kranioceros gets +0/+3 until end of turn.

Lavalanche deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls.

Whenever an opponent discards a card, that player loses 2 life.

Enchant creature

Enchanted creature can't attack or block.

At the beginning of your upkeep, put a +1/+1 counter on each creature you control if you control a creature with power 5 or greater. Then you gain 10 life if you control a creature with power 10 or greater. Then you win the game if you control a creature with power 20 or greater.

: Add .

, , Sacrifice Mind Stone: Draw a card.

Haste

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Nevinyrral's Disk enters tapped.

, : Destroy all artifacts, creatures, and enchantments.

Night Revelers has haste as long as an opponent controls a Human.

Flying

When Patron of the Valiant enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it.

Search target opponent's library for a card and exile it face down. Then that player shuffles. You may play that card for as long as it remains exiled.

You gain 6 life.

Cycling (, Discard this card: Draw a card.)

When you cycle Renewed Faith, you may gain 2 life.

Choose one —

• Target opponent sacrifices a creature or planeswalker they control with the highest mana value among creatures and planeswalkers they control.

• Exile the top three cards of your library. Until your next end step, you may play those cards.

• Exile target player's graveyard.

: Scattershot Archer deals 1 damage to each creature with flying.

Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Gain control of target creature. Untap that creature. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

: Add three mana of any one color. Spend this mana only to cast creature spells.

Prowess

If a source you control would deal noncombat damage to a creature an opponent controls, put that many -1/-1 counters on that creature instead.

Assist (Another player can pay up to of this spell's cost.)

When Spellweaver Duo enters, you may return target tapped creature to its owner's hand.

When Squirrel Sanctuary enters, create a 1/1 green Squirrel creature token.

Whenever a nontoken creature you control dies, you may pay . If you do, return Squirrel Sanctuary to its owner's hand.

Target creature gets +3/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)