Build a wall

Spells your opponents cast that target Accursed Witch cost {1} less to cast.

When Accursed Witch dies, return it to the battlefield transformed under your control attached to target opponent.

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

Other creatures you control have melee. (If a creature has multiple instances of melee, each triggers separately.)

First strike

Whenever Alesha, Who Smiles at Death attacks, you may pay {W/B}{W/B}. If you do, return target creature card with power 2 or less from your graveyard to the battlefield tapped and attacking.

Haste

Whenever Ankle Shanker attacks, creatures you control gain first strike and deathtouch until end of turn.

Creatures you control have first strike.

Creatures your opponents control lose first strike and can't have or gain first strike.

Creatures you control have deathtouch.

Creatures your opponents control lose deathtouch and can't have or gain deathtouch.

Flying

At the beginning of each opponent's end step, that player chooses up to two creatures they control, then sacrifices the rest.

Sacrifice a creature: Add {C}{C}.

At the beginning of your upkeep, put a muster counter on Assemble the Legion. Then create a 1/1 red and white Soldier creature token with haste for each muster counter on Assemble the Legion.

While voting, you may vote an additional time. (The votes can be for different choices or for the same choice.)

Choose an opponent. You and that player each create three 1/1 white Spirit creature tokens with flying.

Choose an opponent. You gain 2 life for each creature you control and that player gains 2 life for each creature they control.

Will of the council — Starting with you, each player votes for sickness or psychosis. If sickness gets more votes, creatures your opponents control get -2/-2 until end of turn. If psychosis gets more votes or the vote is tied, each opponent discards two cards.

Deathtouch

When Bitterheart Witch dies, you may search your library for a Curse card, put it onto the battlefield attached to target player, then shuffle your library.

Flying

Creatures can't attack you.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Artifacts and creatures your opponents control enter the battlefield tapped.

Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.

Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.

Flying

At the beginning of your upkeep, target player draws a card and loses 1 life.

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner's hand.

{T}: Add {R}{W}.

{1}, {T}: Add {R}{W}.

{T}: Put a bounty counter on target nonblack creature.

{T}: Destroy target creature with a bounty counter on it.

While voting, you get an additional vote. (The votes can be for different choices or for the same choice.)

Lifelink

{R}, {T}, Sacrifice another creature: Brion Stoutarm deals damage equal to the sacrificed creature's power to target player or planeswalker.

Whenever a creature you control attacks, defending player loses 1 life and you gain 1 life.

{3}{R/W}{R/W}: Creatures your opponents control block this turn if able, and you choose how those creatures block.

Whenever a creature you control attacks, defending player loses 1 life and you gain 1 life.

Council's dilemma — Starting with you, each player votes for death or taxes. Each opponent sacrifices a creature for each death vote and discards a card for each taxes vote.

Flying

Whenever you cast an enchantment spell, put a +1/+1 counter on each creature you control.

{T}: Add one mana of any color in your commander's color identity.

Sacrifice Commander's Sphere: Draw a card.

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

When Crown-Hunter Hireling enters the battlefield, you become the monarch.

Crown-Hunter Hireling can't attack unless defending player is the monarch.

Enchant player

At the beginning of enchanted player's upkeep, that player sacrifices a creature or planeswalker. If the player can't, they lose 5 life.

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Whenever you tap a Swamp for mana, add an additional {B}.

Enchant player

If a source would deal damage to enchanted player, it deals double that damage to that player instead.

Enchant player

Enchanted player can't cast more than one spell each turn.

Enchant player

At the beginning of your upkeep, you may search your library for a Curse card that doesn't have the same name as a Curse attached to enchanted player, put it onto the battlefield attached to that player, then shuffle your library.

Enchant player

Whenever a creature deals combat damage to enchanted player, put a +1/+1 counter on that creature.

Enchant player

At the beginning of enchanted player's upkeep, Curse of the Pierced Heart deals 1 damage to that player or a planeswalker that player controls.

Enchant player

At the beginning of enchanted player's upkeep, Curse of Thirst deals damage to that player equal to the number of Curses attached to them.

Enchant player

Whenever enchanted player casts a spell, put a spite counter on Curse of Vengeance.

When enchanted player loses the game, you gain X life and draw X cards, where X is the number of spite counters on Curse of Vengeance.

When Custodi Lich enters the battlefield, you become the monarch.

Whenever you become the monarch, target player sacrifices a creature.

Flying

Will of the council — When Custodi Squire enters the battlefield, starting with you, each player votes for an artifact, creature, or enchantment card in your graveyard. Return each card with the most votes or tied for most votes to your hand.

Flying

At the beginning of your end step, choose a creature card in an opponent's graveyard, then that player chooses a creature card in your graveyard. You may return those cards to the battlefield under their owners' control.

Whenever you cast an enchantment spell, you get an experience counter.

{1}{W}{B}: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."

{2}: Put a plot counter on Deadly Designs. Any player may activate this ability.

When there are five or more plot counters on Deadly Designs, sacrifice it. If you do, destroy up to two target creatures.

Search your library for a card and put that card into your hand. Then shuffle your library.

Destroy target artifact or enchantment.

Each player chooses a creature they control. Destroy the rest.

Flashback {5}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Bestow {2}{W}{W} (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Eidolon of Countless Battles and enchanted creature each get +1/+1 for each creature you control and +1/+1 for each Aura you control.

Each player can't cast more than one spell each turn.

Whenever a player casts a spell with converted mana cost 3 or less, Eidolon of the Great Revel deals 2 damage to that player.

Lifelink

Whenever another creature dies, put a +1/+1 counter on Elenda, the Dusk Rose.

When Elenda dies, create X 1/1 white Vampire creature tokens with lifelink, where X is Elenda's power.

Destroy all creatures and all permanents attached to creatures.

Return to the battlefield all permanent cards in your graveyard that were put there from the battlefield this turn.

Sacrifice a creature: Regenerate target creature.

Battalion — Whenever Frontline Medic and at least two other creatures attack, creatures you control gain indestructible until end of turn.

Sacrifice Frontline Medic: Counter target spell with {X} in its mana cost unless its controller pays {3}.

Fumiko the Lowblood has bushido X, where X is the number of attacking creatures. (Whenever this creature blocks or becomes blocked, it gets +X/+X until end of turn.)

Creatures your opponents control attack each combat if able.

At the beginning of your end step, if you're the monarch, each opponent loses 1 life and you gain 1 life.

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Flying, first strike

If a source would deal damage to an opponent or a permanent an opponent controls, that source deals double that damage to that player or permanent instead.

If a source would deal damage to you or a permanent you control, prevent half that damage, rounded up.

First strike

At the beginning of each opponent's end step, that player creates a 1/1 red Goblin creature token with "Creatures you control attack each combat if able."

Constellation — Whenever Grim Guardian or another enchantment enters the battlefield under your control, each opponent loses 1 life.

Whenever players finish voting, each opponent who voted for a choice you didn't vote for loses 2 life.

{T}: Add {C}.

{R}, {T}: Target creature gains haste until end of turn.

{3}{R}{R}, {T}: If you both own and control Hanweir Battlements and a creature named Hanweir Garrison, exile them, then meld them into Hanweir, the Writhing Township.

Whenever Hanweir Garrison attacks, create two 1/1 red Human creature tokens that are tapped and attacking.

(Melds with Hanweir Battlements.)

At the beginning of your upkeep, if you control four or more creatures, transform Hanweir Militia Captain.

Deathtouch

Whenever another nontoken creature dies, you may draw a card.

{T}, Sacrifice a creature: Return target creature card from your graveyard to the battlefield. Activate this ability only during your upkeep.

Aura spells you cast cost {1} less to cast.

Heroic — Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas.

This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield.

Destroy all nonland permanents.

Flash

Flying

Creatures entering the battlefield don't cause abilities to trigger.

Enchant permanent

Enchanted permanent has indestructible. (Effects that say "destroy" don't destroy that permanent. A creature with indestructible can't be destroyed by damage.)

{T}: Destroy target creature with power 4 or greater.

{R}, {T}, Discard a card: Destroy target blue permanent.

{1}{R}, {T}, Discard a card: Jaya Ballard, Task Mage deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

{5}{R}{R}, {T}, Discard a card: Jaya Ballard deals 6 damage to each creature and each player.

Whenever an opponent casts a noncreature spell, that player loses 2 life and you gain 2 life.

Whenever a creature an opponent controls attacks, if you're the defending player, create a 3/3 red Ogre creature token unless that creature's controller pays {3}.

Vigilance

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

When Knights of the Black Rose enters the battlefield, you become the monarch.

Whenever an opponent becomes the monarch, if you were the monarch as the turn began, that player loses 2 life and you gain 2 life.

Partner with Regna, the Redeemer (When this creature enters the battlefield, target player may put Regna into their hand from their library, then shuffle.)

{B}, Sacrifice X creatures: Target player draws X cards and gains X life. Put X +1/+1 counters on Krav, the Unredeemed.

Council's dilemma — When Lieutenants of the Guard enters the battlefield, starting with you, each player votes for strength or numbers. Put a +1/+1 counter on Lieutenants of the Guard for each strength vote and create a 1/1 white Soldier creature token for each numbers vote.

Vanishing 3 (This creature enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

When Lost Auramancers dies, if it had no time counters on it, you may search your library for an enchantment card and put it onto the battlefield. If you do, shuffle your library.

When Marchesa's Decree enters the battlefield, you become the monarch.

Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.

Whenever a nontoken creature you control attacks, create a 1/1 red Goblin creature token that's tapped and attacking.

Sacrifice Mardu Ascendancy: Creatures you control get +0/+3 until end of turn.

{T}: Add {R}, {W}, or {B}.

{R}{W}{B}, {T}, Sacrifice Mardu Banner: Draw a card.

Menace

At the beginning of your end step, put a bounty counter on target creature an opponent controls. For as long as that creature has a bounty counter on it, it has "When this creature dies, each opponent draws a card and gains 2 life."

Whenever another creature with power 2 or less enters the battlefield under your control, you may pay {1}. If you do, draw a card.

Choose one —

• Exile all artifacts.

• Exile all creatures.

• Exile all enchantments.

• Exile all planeswalkers.

Whenever you cast an enchantment spell, you may draw a card.

Destroy target creature or enchantment.

({T}: Add {R}.)

First strike

When Nekrataal enters the battlefield, destroy target nonartifact, nonblack creature. That creature can't be regenerated.

Nomad Outpost enters the battlefield tapped.

{T}: Add {R}, {W}, or {B}.

The owner of target nonland permanent shuffles it into their library, then draws two cards.

At the beginning of each combat, creatures you control gain first strike until end of turn if a creature you control has first strike. The same is true for flying, deathtouch, double strike, haste, hexproof, indestructible, lifelink, menace, reach, skulk, trample, and vigilance.

First strike (This creature deals combat damage before creatures without first strike.)

Whenever Odric, Master Tactician and at least three other creatures attack, you choose which creatures block this combat and how those creatures block.

Return all artifact and enchantment cards from all graveyards to the battlefield under their owners' control. (Auras with nothing to enchant remain in graveyards.)

At the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. If a player does, creatures that player controls can't attack you or a planeswalker you control until your next turn.

Orzhov Basilica enters the battlefield tapped.

When Orzhov Basilica enters the battlefield, return a land you control to its owner's hand.

{T}: Add {W}{B}.

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

As Outpost Siege enters the battlefield, choose Khans or Dragons.

• Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card.

• Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to any target.

Enchant player

Creatures enchanted player controls lose all abilities and have base power and toughness 1/1.

Enchanted player can't activate abilities that aren't mana abilities or loyalty abilities.

Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast this spell.

When Palace Jailer enters the battlefield, you become the monarch.

When Palace Jailer enters the battlefield, exile target creature an opponent controls until an opponent becomes the monarch. (That creature returns under its owner's control.)

As Palace Siege enters the battlefield, choose Khans or Dragons.

• Khans — At the beginning of your upkeep, return target creature card from your graveyard to your hand.

• Dragons — At the beginning of your upkeep, each opponent loses 2 life and you gain 2 life.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

({T}: Add {W}.)

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Other creatures you control have extort. (If a creature has multiple instances of extort, each triggers separately.)

When Protector of the Crown enters the battlefield, you become the monarch.

All damage that would be dealt to you is dealt to Protector of the Crown instead.

Deathtouch, haste

When Queen Marchesa enters the battlefield, you become the monarch.

At the beginning of your upkeep, if an opponent is the monarch, create a 1/1 black Assassin creature token with deathtouch and haste.

{T}: Add {B} or {R}.

{B}{R}, {T}, Sacrifice Rakdos Cluestone: Draw a card.

Partner with Krav, the Unredeemed (When this creature enters the battlefield, target player may put Krav into their hand from their library, then shuffle.)

Flying

At the beginning of each end step, if your team gained life this turn, create two 1/1 white Warrior creature tokens.

Exile target artifact or enchantment. If you cast this spell during your main phase, you may exile up to one other target artifact or enchantment.

Ring of Three Wishes enters the battlefield with three wish counters on it.

{5}, {T}, Remove a wish counter from Ring of Three Wishes: Search your library for a card and put that card into your hand. Then shuffle your library.

You may cast Rout as though it had flash if you pay {2} more to cast it. (You may cast it any time you could cast an instant.)

Destroy all creatures. They can't be regenerated.

{T}: Destroy target tapped creature.

Flying

Whenever a creature an opponent controls dies, you may gain 3 life.

Whenever an opponent discards a card, you may gain 3 life.

Flying

When Skyline Despot enters the battlefield, you become the monarch.

At the beginning of your upkeep, if you're the monarch, create a 5/5 red Dragon creature token with flying.

Whenever an opponent casts a spell, that player sacrifices a permanent unless they pay {1}.

Creatures can't attack you or a planeswalker you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

Whenever another creature enters the battlefield under your control, you may gain 1 life.

Whenever a creature enters the battlefield under an opponent's control, you may have that player lose 1 life.

({T}: Add {B}.)

Equipped creature has hexproof and haste.

Equip {1}

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Equip {2}

Exile target creature. Its controller gains life equal to its power.

Indestructible

Battalion — Whenever Tajic, Blade of the Legion and at least two other creatures attack, Tajic gets +5/+5 until end of turn.

Vigilance, protection from creatures

Whenever a creature deals combat damage to you, destroy that creature. Create a 1/1 white and black Spirit creature token with flying.

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

When Thorn of the Black Rose enters the battlefield, you become the monarch.

{T}: Add {C}.

{4}, {T}, Sacrifice Throne of the High City: You become the monarch.

At the beginning of your end step, if you're the monarch, put a +1/+1 counter on Throne Warden.

Enchant player

At the beginning of enchanted player's upkeep, that player loses 3 life unless they sacrifice a nonland permanent or discard a card.

Target creature gets -1/-1 until end of turn.

Morbid — That creature gets -13/-13 until end of turn instead if a creature died this turn.

{1}, {T}: Scry 1. Put a landmark counter on Treasure Map. Then if there are three or more landmark counters on it, remove those counters, transform Treasure Map, and create three Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.)

Whenever Treasury Thrull attacks, you may return target artifact, creature, or enchantment card from your graveyard to your hand.

Enchant player

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

Constellation — Whenever Underworld Coinsmith or another enchantment enters the battlefield under your control, you gain 1 life.

{W}{B}, Pay 1 life: Each opponent loses 1 life.

Exile target nonland permanent.

Flying, deathtouch, lifelink

Destroy target artifact you don't control.

Overload {4}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Destroy target artifact.

Fuse (You may cast one or both halves of this card from your hand.)

You may choose new targets for target instant or sorcery spell. Then copy that spell. You may choose new targets for the copy.

Flying

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Xantcha, Sleeper Agent enters the battlefield under the control of an opponent of your choice.

Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls.

{3}: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.

Haste

Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan.

Sacrifice another creature: Yahenni gains indestructible until end of turn.

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.