As an additional cost to cast this spell, sacrifice a blue permanent.

Counter target spell.

Counter target spell. You gain 3 life.

Devoid (This card has no color.)

Counter target spell unless its controller pays {1}. You create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}." ({C} represents colorless mana.)

Agonizing Syphon deals 3 damage to any target and you gain 3 life.

Counter target artifact or enchantment spell.

Counter target creature or planeswalker spell unless its controller pays {2}. If an opponent has eight or more cards in their graveyard, instead counter that spell, then scry 2.

Arcane Sanctum enters the battlefield tapped.

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

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

Choose one --

• Counter target spell.

• Target player draws two cards.

• Gain control of target nonland permanent with mana value 1 or less.

Artifact and enchantment spells your opponents cast cost {2} more to cast.

Sacrifice Aura of Silence: Destroy target artifact or enchantment.

Counter target creature or planeswalker spell. Venture into the dungeon. (Enter the first room or advance to the next room.)

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

You gain 1 life for each player.

Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)

When the creature Benediction of Moons haunts dies, you gain 1 life for each player.

Boreal Shelf enters the battlefield tapped.

{T}: Add {W} or {U}.

Enchant creature

Enchanted creature can't attack or block.

If a player would draw a card, instead they draw a card and reveal it. If it's a creature card, that player discards it unless they pay 3 life.

Destroy target attacking creature.

Draw a card.

Castle Vantress enters the battlefield tapped unless you control an Island.

{T}: Add {U}.

{2}{U}{U}, {T}: Scry 2.

{T}: Add {C}.

{T}: Add {W} or {B}. Caves of Koilos deals 1 damage to you.

Prevent all damage that would be dealt to you and permanents you control this turn by sources you don't control. If damage is prevented this way, you may have Channel Harm deal that much damage to target creature.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Prevent all damage that would be dealt by creatures this turn. You gain life equal to the damage prevented this way.

You gain 5 life.

As Choked Estuary enters the battlefield, you may reveal an Island or Swamp card from your hand. If you don't, Choked Estuary enters the battlefield tapped.

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

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

Spend only black mana on X.

Consume Spirit deals X damage to any target and you gain X life.

Destroy each creature with mana value 3 or less. They can't be regenerated.

Counter target spell.

Exile all creature cards from target player's graveyard. You gain 3 life for each card exiled this way.

Enchant player

As Curse of Silence enters the battlefield, choose a card name.

Spells with the chosen name enchanted player casts cost {2} more to cast.

Whenever enchanted player casts a spell with the chosen name, you may sacrifice Curse of Silence. If you do, draw a card.

Deserted Beach enters the battlefield tapped unless you control two or more other lands.

{T}: Add {W} or {U}.

Dimir Guildgate enters the battlefield tapped.

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

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

This spell can't be countered.

Counter target noncreature spell.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

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

Target opponent skips all combat phases of their next turn.

Creatures with power greater than the number of cards in your hand can't attack.

Return all creatures to their owners' hands.

Counter target creature spell.

Draw a card.

Imprint -- When Exclusion Ritual enters the battlefield, exile target nonland permanent.

Players can't cast spells with the same name as the exiled card.

Exile target tapped creature.

Target player skips all combat phases of their next turn.

Destroy all creatures and planeswalkers. If it's your turn, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Defender, flying

Prevent all combat damage that would be dealt to and dealt by Fog Bank.

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

Flying

Sacrifice Hope of Ghirapur: Until your next turn, target player who was dealt combat damage by Hope of Ghirapur this turn can't cast noncreature spells.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

When Kadena's Silencer is turned face up, counter all abilities your opponents control.

Megamorph {1}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Destroy target creature with power 4 or greater.

Flying

Activated abilities of creatures your opponents control can't be activated.

Creatures with power 3 or greater don't untap during their controllers' untap steps.

Target player skips their next combat phase this turn.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Counter target spell. Its controller can't cast spells this turn.

Suspend 2--{1}{W} (Rather than cast this card from your hand, pay {1}{W} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)

Return all enchantment cards from your graveyard to the battlefield. (Auras with nothing to enchant remain in your graveyard.)

Your opponents can't cast spells this turn.

No more than one creature can attack each combat.

No more than one creature can block each combat.

As Silverquill Silencer enters the battlefield, choose a nonland card name.

Whenever an opponent casts a spell with the chosen name, they lose 3 life and you draw a card.

{T}: Add {C}{C}.

Sorin's Thirst deals 2 damage to target creature and you gain 2 life.

Whenever an opponent casts a creature spell, Soul Barrier deals 2 damage to that player unless they pay {2}.

Enchant creature

At the beginning of the upkeep of enchanted creature's controller, that player loses 1 life.

This spell can't be countered.

Destroy all creatures.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Temple of Silence enters the battlefield tapped.

When Temple of Silence enters the battlefield, scry 1.

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

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.

You have no maximum hand size.

At the beginning of your upkeep, put a knowledge counter on The Magic Mirror, then draw a card for each knowledge counter on The Magic Mirror.

Counter target spell. Its controller loses 3 life.

Defender, flying

Shroud (This creature can't be the target of spells or abilities.)

Defender

When Wall of Omens enters the battlefield, draw a card.

Defender

When Wall of Resurgence enters the battlefield, you may put three +1/+1 counters on target land you control. If you do, that land becomes a 0/0 Elemental creature with haste that's still a land.