Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

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}.

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

({T}: Add {U}.)

Izzet Boilerworks enters the battlefield tapped. When Izzet Boilerworks enters the battlefield, return a land you control to its owner's hand. {T}: Add {U}{R}.

{T}: Add {C}. {W}{U}, {T}, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token with flying.

({T}: Add {R}.)

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.

({T}: Add {U}.) Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands. When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

Razortide Bridge enters the battlefield tapped. Indestructible {T}: Add {W} or {U}.

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

Silverbluff Bridge enters the battlefield tapped. Indestructible {T}: Add {U} or {R}.

Search your library for an Arcane card, reveal that card, put it into your hand, then shuffle.

Each time target permanent would deal damage to a permanent or player this turn, it deals double that damage to that permanent or player instead. Splice onto Arcane {2}{R}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Look at the top five cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Draw a card.

Draw two cards, then discard a card. If you've cast a spell named Peer Through Depths and a spell named Reach Through Mists this turn, you may search your library for a card named The Unspeakable, put it onto the battlefield, then shuffle.

Create a 1/1 colorless Spirit creature token. Splice onto Arcane {W} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep. You draw a card at the beginning of the next turn's upkeep.

Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost. Counter target spell if its mana value is X.

Glacial Ray deals 2 damage to any target. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Choose one — • Destroy X target artifacts and/or enchantments. • Target player gains twice X life.

Flying Sacrifice Remorseful Cleric: Exile target player's graveyard.

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.

Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Choose a creature type. Draw a card for each permanent you control of that type.

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.

X target creatures can't be blocked this turn. Until end of turn, those creatures gain "Whenever this creature deals combat damage to a player, draw a card."

Look at the top three cards of your library. You may put those cards on the bottom of your library in any order. If you do, return Petals of Insight to its owner's hand. Otherwise, draw three cards.

Draw a card for each Spirit you control.

Flying Whenever you cast a Spirit or Arcane spell, you may draw a card.

Target creature you control gains protection from the color of your choice until end of turn. Splice onto Arcane {W} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Prevent all damage that would be dealt by creatures this turn.

Choose two — • Create a 3/2 red and white Spirit creature token. • Creatures you control get +1/+0 and gain indestructible and haste until end of turn. • Lorehold Command deals 3 damage to any target. Target player gains 3 life. • Sacrifice a permanent, then draw two cards.

As an additional cost to cast this spell, you may exile any number of blue cards from your hand. This spell costs {2} less to cast for each card exiled this way. Up to X target creatures phase out. (While they're phased out, they're treated as though they don't exist. Each one phases in before its controller untaps during their next untap step.)

Flying Sacrifice Selfless Spirit: Creatures you control gain indestructible until end of turn.

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

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

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

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

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

{T}: Add {C}. {T}: Add {U} or {R}. Talisman of Creativity deals 1 damage to you.

{T}: Add {C}. {T}: Add {W} or {U}. Talisman of Progress deals 1 damage to you.

Add {R}{R}{R}. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

You may tap or untap target permanent. Splice onto Arcane {U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Choose one — • Tap X target permanents. • Untap X target permanents.

Whenever you cast your second spell each turn, create a 1/1 white Spirit creature token with flying.

Each player reveals the top card of their library. For each creature card revealed this way, create a token that's a copy of that card, except it's 1/1, it's a Spirit in addition to its other types, and it has flying. If no creature cards were revealed this way, return Haunting Imitation to its owner's hand.

Flying, ward {3} When Kairi, the Swirling Sky dies, choose one — • Return any number of target nonland permanents with total mana value 6 or less to their owners' hands. • Mill six cards, then return up to two instant and/or sorcery cards from your graveyard to your hand.

Flying Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast an instant or sorcery spell, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Exile target opponent's graveyard. For each creature card exiled this way, create a 1/1 colorless Spirit creature token.

Whenever you cast a nonlegendary creature spell with flying, you may copy it, except the copy is a 1/1 Spirit in addition to its other types. Do this only once each turn. (The copy becomes a token.)

Spirits you control get +1/+1 and have trample and haste. Whenever another nontoken creature you control dies, exile it. If you do, create a token that's a copy of that creature, except it's a Spirit in addition to its other types and it has "When this creature leaves the battlefield, return the exiled card to its owner's graveyard."

Arcane spells you cast cost {1} less to cast. Spirit creatures you control get +1/+1.

Flying Other Spirit creatures you control get +1/+1 and have hexproof. (They can't be the targets of spells or abilities your opponents control.)

Flying Whenever another Spirit enters the battlefield under your control, you gain 2 life. {3}{W}: Create a 1/1 white Spirit creature token with flying.

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) Other Spirits you control have melee. Prevent all noncombat damage that would be dealt to Spirits you control.

Flying Whenever you cast a Spirit or Arcane spell, create a 3/3 white Spirit creature token with flying.

Flying Other Spirits you control get +1/+1. Spells you cast from your graveyard cost {1} less to cast.

Flash Flying When Rattlechains enters the battlefield, target Spirit gains hexproof until end of turn. You may cast Spirit spells as though they had flash.

Flying When Spectral Arcanist enters the battlefield, you may cast an instant or sorcery spell with mana value less than or equal to the number of Spirits you control from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.

Destroy all creatures. You gain 1 life for each creature destroyed this way.

Return six target nonland permanents to their owners' hands.

Flying At the beginning of your upkeep, return target Spirit card from your graveyard to your hand.

({W/P} can be paid with either {W} or 2 life.) Target artifact or creature you control gains protection from artifacts or from the color of your choice until end of turn.

Aurelia's Fury deals X damage divided as you choose among any number of targets. Tap each creature dealt damage this way. Players dealt damage this way can't cast noncreature spells this turn.

Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost.

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.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

For each opponent, gain control of target permanent that player controls.

Destroy X target artifacts.

Flying Whenever you cast a creature spell with mana value 3 or less, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Each of X target creatures you control connive. You may have any number of them phase out. (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. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)

Exile up to one target artifact, up to one target creature, up to one target enchantment, up to one target planeswalker, and/or up to one target land. For each permanent exiled this way, its controller reveals cards from the top of their library until they reveal a card that shares a card type with it, puts that card onto the battlefield, then shuffles.

Destroy all enchantments.

Return target creature to its owner's hand. Splice onto Arcane {3}{U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Custodi Soulbinders enters the battlefield with X +1/+1 counters on it, where X is the number of other creatures on the battlefield. {2}{W}, Remove a +1/+1 counter from Custodi Soulbinders: Create a 1/1 white Spirit creature token with flying.

You have no maximum hand size. {T}: Add one mana of any color.

For each opponent, choose up to one target creature that player controls, then return that creature to its owner's hand unless its controller has you draw a card.

For each opponent, destroy up to one target artifact or enchantment that player controls. Cycling {6}{W}{W} ({6}{W}{W}, Discard this card: Draw a card.) When you cycle Dismantling Wave, destroy all artifacts and enchantments.

Return X target nonland permanents to their owners' hands.

As Door of Destinies enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies. Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.

Defender (This creature can't attack.) Flying Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Flying When Ethereal Investigator enters the battlefield, investigate X times, where X is the number of opponents you have. (To investigate, create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.") Whenever you draw your second card each turn, create a 1/1 white Spirit creature token with flying.

(Nonexistent mana costs can't be paid.) Draw a card. Splice onto Arcane {1}{U} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Return target permanent to its owner's hand.

First Volley deals 1 damage to target creature and 1 damage to that creature's controller.

When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy. Flashback {1}{U}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Geistblast deals 2 damage to any target. {2}{U}, Exile Geistblast from your graveyard: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

Flying Other creatures have base power and toughness 1/1.

As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Target creature gets +1/+0 and gains first strike until end of turn. Splice onto Arcane—Tap an untapped white creature you control. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

As Icon of Ancestry enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. {3}, {T}: Look at the top three cards of your library. You may reveal a creature card of the chosen type from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Tap X target creatures. Ferocious — If you control a creature with power 4 or greater, those creatures don't untap during their controllers' next untap steps.

Draw three cards. Discard three cards at the beginning of the next end step.

Destroy X target artifacts and/or creatures. For each permanent destroyed this way, its controller reveals cards from the top of their library until an artifact or creature card is revealed and exiles that card. Those players put the exiled cards onto the battlefield, then shuffle.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.

Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

Flying Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying. Sacrifice a Spirit: Add {R}.

Lava Spike deals 3 damage to target player or planeswalker.

Magecraft — Whenever you cast or copy an instant or sorcery spell, until end of turn, Spirit creatures you control gain "{T}: This creature deals 1 damage to each opponent."

Magma Opus deals 4 damage divided as you choose among any number of targets. Tap two target permanents. Create a 4/4 blue and red Elemental creature token. Draw two cards. {U/R}{U/R}, Discard Magma Opus: Create a Treasure token.

Destroy all creatures. They can't be regenerated. For each creature destroyed this way, its controller creates a 1/1 white Spirit creature token with flying.

Flying Whenever another Spirit enters the battlefield under your control, Mausoleum Wanderer gets +1/+1 until end of turn. Sacrifice Mausoleum Wanderer: Counter target instant or sorcery spell unless its controller pays {X}, where X is Mausoleum Wanderer's power.

Each other creature becomes a copy of target nonlegendary creature until end of turn.

Return target instant or sorcery card from your graveyard to your hand. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flash (You may cast this spell any time you could cast an instant.) Flying Whenever Nebelgast Herald or another Spirit enters the battlefield under your control, tap target creature an opponent controls.

Kicker {R} (You may pay an additional {R} as you cast this spell.) Destroy target artifact or enchantment. If this spell was kicked, it deals damage equal to that permanent's mana value to target creature.

Changeling Whenever you cast an instant or sorcery spell, if it targets one or more other permanents you control, create a token that's a copy of one of those permanents. When a spell or ability an opponent controls causes you to discard this card, create a token that's a copy of target permanent.

Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.

Creatures you control get +2/+0 until end of turn.

Whenever a spell or ability an opponent controls causes you to discard cards this turn, return those cards from your graveyard to your hand. When a spell or ability an opponent controls causes you to discard Pure Intentions, return Pure Intentions from your graveyard to your hand at the beginning of the next end step.

{T}: Add {R}. When that mana is spent to cast a red instant or sorcery spell, copy that spell and you may choose new targets for the copy.

Spirits you control get +1/+0. Whenever one or more cards leave your graveyard, create a 3/2 red and white Spirit creature token.

Whenever you cast or copy an instant or sorcery spell, Ral, Storm Conduit deals 1 damage to target opponent or planeswalker. +2: Scry 1. −2: When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

Destroy up to X target artifacts. If X is 5 or more, for each artifact destroyed this way, create a token that's a copy of it. Those tokens gain haste. Exile them at the beginning of the next end step.

Flying When Returned Pastcaller enters the battlefield, return target Spirit, instant, or sorcery card from your graveyard to your hand.

Counter target spell. Untap up to four lands.

Return up to two target creatures your opponents control to their owners' hands. Target player draws two cards.

For each of up to X target creatures, create a red Aura enchantment token named Smoke Blessing attached to that creature. Those tokens have enchant creature and "When enchanted creature dies, it deals 1 damage to its controller and you create a Treasure token."

Return target creature to its owner's hand. Untap up to two lands.

Flash Flying When Spectral Adversary enters the battlefield, you may pay {1}{U} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Spectral Adversary, then up to that many other target artifacts, creatures, and/or enchantments phase out.

Enchant creature you control Whenever enchanted creature deals damage, you gain that much life. When Spirit Loop is put into a graveyard from the battlefield, return Spirit Loop to its owner's hand.

{T}: Add {C}. {T}: Add {R} or {W}. Talisman of Conviction deals 1 damage to you.

Tap up to three target creatures.

You have no maximum hand size. {T}: Add {C}.

Whenever a creature token leaves the battlefield, put a +1/+1 counter on Twilight Drover. {2}{W}, Remove a +1/+1 counter from Twilight Drover: Create two 1/1 white Spirit creature tokens with flying.

Up to three target creatures can't block this turn.

As Urza's Incubator enters the battlefield, choose a creature type. Creature spells of the chosen type cost {2} less to cast.

Destroy target nonbasic land you don't control and target nonbasic land of an opponent's choice you don't control. Volcanic Offering deals 7 damage to target creature you don't control and 7 damage to target creature of an opponent's choice you don't control.

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying. This ability triggers only once each turn.