Return all attacking creatures to their owner's hand.

For each attacking creature, its owner puts it on the top or bottom of their library.

Flash

Enchant creature

Enchanted creature has shroud. (It can't be the target of spells or abilities.)

{T}, Exile cards from your graveyard equal to the number of opponents you have: Target creature card in your graveyard gains encore until end of turn. The encore cost is equal to its mana cost. (Exile the creature card and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flash

Whenever an opponent puts one or more counters on a creature they control, they put the same number and kind of counters on Bold Plagiarist.

Draw three cards, then put two cards from your hand on top of your library in any order.

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

Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat.

Charcoal Diamond enters the battlefield tapped.

{T}: Add {B}.

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.

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

Sacrifice Commander's Sphere: Draw a card.

Gain control of target creature with power 2 or less.

---

Surveil 3, then return a creature card from your graveyard to the battlefield.

Flash

Spells with flash you cast cost {1} less to cast and can't be countered.

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

Flying

When Demon of Dark Schemes enters the battlefield, all other creatures get -2/-2 until end of turn.

Whenever another creature dies, you get {E} (an energy counter).

{2}{B}, Pay {E}{E}{E}{E}: Put target creature card from a graveyard onto the battlefield under your control tapped.

Dimir Aqueduct enters the battlefield tapped.

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

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

Dismal Backwater enters the battlefield tapped.

When Dismal Backwater enters the battlefield, you gain 1 life.

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

Counter target instant spell.

Flash

Flying

When Draining Whelk enters the battlefield, counter target spell. Put X +1/+1 counters on Draining Whelk, where X is that spell's mana value.

Flash

Flying

When Dream Eater enters the battlefield, surveil 4. When you do, you may return target nonland permanent an opponent controls to its owner's hand. (To surveil 4, look at the top four cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

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

Enchant creature

Enchanted creature gets +1/+1.

Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Flash

Emerge {5}{U}{U} (You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creature's mana value.)

When you cast this spell, tap up to four target permanents.

{T}: Add {C}.

{1}, {T}, Sacrifice Emergence Zone: You may cast spells this turn as though they had flash.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color that a land an opponent controls could produce.

Whenever you cast a spell during an opponent's turn, you may have each opponent lose 1 life.

Destroy up to three target creatures with toughness X or less. If X is 10 or more, return all creature cards from your graveyard to the battlefield.

Destroy target nonblack creature if its toughness is less than or equal to the number of cards in your graveyard.

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

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

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Choose one --

• Counter target spell.

• You may choose new targets for target spell.

• Copy target instant or sorcery spell. You may choose new targets for the copy.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Morph {4}{U}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Kheru Spellsnatcher is turned face up, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may cast that card without paying its mana cost for as long as it remains exiled.

{T}: Add {C}.

{4}, {T}: Remove target attacking or blocking creature from combat.

Flash

{U}, Sacrifice an Island: Lochmere Serpent can't be blocked this turn.

{B}, Sacrifice a Swamp: You gain 1 life and draw a card.

{U}{B}: Exile five target cards from an opponent's graveyard. Return Lochmere Serpent from your graveyard to your hand. Activate only as a sorcery.

{T}: Add {U}.

{2}{U}: Put an hour counter on Midnight Clock.

At the beginning of each upkeep, put an hour counter on Midnight Clock.

When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.

{T}: Add {C}.

{1}, {T}, Sacrifice Mind Stone: Draw a card.

Flash

Enchant creature

When enchanted creature dies, return that card to the battlefield under your control.

Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard, exile it instead. (To 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.)

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

When Mizzium Meddler enters the battlefield, you may change a target of target spell or ability to Mizzium Meddler.

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Choose three. You may choose the same mode more than once.

• Counter target spell unless its controller pays {3}.

• Return target creature to its owner's hand.

• Draw a card.

Flash

Enchant creature

Enchanted creature gets -2/-0 and loses all abilities. (Mutating onto the creature won't give it new abilities. It can gain abilities in other ways.)

Search your library for an instant card or a card with flash, reveal it, put it into your hand, then shuffle.

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

As long as it's not your turn, spells you cast cost {1} less to cast.

Nevinyrral's Disk enters the battlefield tapped.

{1}, {T}: Destroy all artifacts, creatures, and enchantments.

Flash

Flying

Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.)

When you cycle Nimble Obstructionist, counter target activated or triggered ability you don't control.

Flash

Flying

Whenever you cast your first spell during each opponent's turn, look at the top two cards of your library. Put one of those cards into your hand and the other into your graveyard.

Flash

When Omen of the Dead enters the battlefield, return target creature card from your graveyard to your hand.

{2}{B}, Sacrifice Omen of the Dead: Scry 2.

Flash

When Omen of the Sea enters the battlefield, scry 2, then draw a card.

{2}{U}, Sacrifice Omen of the Sea: Scry 2.

Scry 1.

Draw a card.

Port of Karfell enters the battlefield tapped.

{T}: Add {U}.

{3}{U}{B}{B}, {T}, Sacrifice Port of Karfell: Mill four cards, then return a creature card from your graveyard to the battlefield tapped. (To mill a card, put the top card of your library into your graveyard.)

Flash

When Portal Mage enters the battlefield during the declare attackers step, you may reselect which player or planeswalker target attacking creature is attacking. (It can't attack its controller or its controller's planeswalkers.)

This spell costs {2} less to cast if it targets a legendary creature.

Destroy target creature.

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.)

Choose two --

• Target player loses X life.

• Return target creature card with mana value X or less from your graveyard to the battlefield.

• Target creature gets -X/-X until end of turn.

• Up to X target creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.)

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

Counter target spell. Untap up to four lands.

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Flash

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 of your library in a random order.)

You may have Sakashima's Protege enter the battlefield as a copy of any permanent that entered the battlefield this turn.

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)

When Sepulchral Primordial enters the battlefield, for each opponent, you may put up to one target creature card from that player's graveyard onto the battlefield under your control.

Sky Diamond enters the battlefield tapped.

{T}: Add {U}.

Flash

Whenever you cast another spell that has flash, you draw a card and each opponent loses 1 life.

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

Flash

Enchant creature you control

When Starlit Mantle enters the battlefield, enchanted creature gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Enchanted creature gets +1/+1.

Return target creature or enchantment an opponent controls to its owner's hand.

Whenever you cast your first spell during each opponent's turn, you may tap or untap target nonland permanent.

Choose one or more --

• Counter target spell.

• Counter target activated or triggered ability.

• Return target nonland permanent to its owner's hand.

• Create a token that's a copy of target creature you control.

• Target player draws a card.

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

Sunken Hollow enters the battlefield tapped unless you control two or more basic lands.

({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 Deceit enters the battlefield tapped.

When Temple of Deceit enters the battlefield, scry 1.

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

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flash

Thought Sponge enters the battlefield with a number of +1/+1 counters on it equal to the greatest number of cards an opponent has drawn this turn.

When Thought Sponge dies, draw cards equal to its power.

Flash

Flying

Spells you cast with mana value 5 or greater cost {1} less to cast and can't be countered.

Counter target noncreature spell. Untap up to three lands.

Untap Victory Chimes during each other player's untap step.

{T}: A player of your choice adds {C}.

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

When Voidmage Husher enters the battlefield, counter target activated ability. (Mana abilities can't be targeted.)

Whenever you cast a spell, you may return Voidmage Husher to its owner's hand.

Flash

When Voracious Greatshark enters the battlefield, counter target artifact or creature spell.

Whenever you cast your first spell during each opponent's turn, draw a card.

For each spell and ability your opponents control, counter it unless its controller pays {4}.

Target opponent gains control of target creature. (If an attacking or blocking creature changes controllers, it's removed from combat.)

Flash

Flying

{U}{B}, Pay 1 life: Return Wydwen, the Biting Gale to its owner's hand.

Flash

{2}{U}{B}, Return an unblocked attacking Rogue you control to its owner's hand: Put Zareth San, the Trickster from your hand onto the battlefield tapped and attacking.

Whenever Zareth San deals combat damage to a player, you may put target permanent card from that player's graveyard onto the battlefield under your control.