Axgard Armory enters the battlefield tapped.

{T}: Add {W}.

{1}{R}{R}{W}, {T}, Sacrifice Axgard Armory: Search your library for an Aura card and/or an Equipment card, reveal them, put them into your hand, then shuffle.

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}.

Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Baku Altar.

{2}, {T}, Remove a ki counter from Baku Altar: Create a 1/1 colorless Spirit creature token.

Other red creatures you control get +1/+1.

Other white creatures you control get +1/+1.

Whenever you cast a red spell, Balefire Liege deals 3 damage to target player or planeswalker.

Whenever you cast a white spell, you gain 3 life.

Flying

Other Spirit creatures you control get +1/+0.

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.

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}.

Whenever Brine Comber enters the battlefield or becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

Disturb {W}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Whenever Brinebound Gift enters the battlefield or enchanted creature becomes the target of an Aura spell, create a 1/1 white Spirit creature token with flying.

If Brinebound Gift would be put into a graveyard from anywhere, exile it instead.

When Cabaretti Courtyard enters the battlefield, sacrifice it. When you do, search your library for a basic Mountain, Forest, or Plains card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Flash

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Flying

Other white creatures get +1/+1.

Citadel Gate enters the battlefield tapped.

As Citadel Gate enters the battlefield, choose a color other than white.

{T}: Add {W} or one mana of the chosen color.

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

All Spirits have "When this permanent enters the battlefield, you may have it deal 3 damage to target non-Spirit creature."

Non-Spirit creatures have "When this creature enters the battlefield, you may have it deal 3 damage to target Spirit creature."

Cliffgate enters the battlefield tapped.

As Cliffgate enters the battlefield, choose a color other than red.

{T}: Add {R} or one mana of the chosen color.

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

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.

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.)

Flying

When Dorothea, Vengeful Victim attacks or blocks, sacrifice it at end of combat.

Disturb {1}{W}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has "Whenever this creature attacks, create a 4/4 white Spirit creature token with flying that's tapped and attacking. Sacrifice that token at end of combat."

If Dorothea's Retribution would be put into a graveyard from anywhere, exile it instead.

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.

Flying

Untap all creatures you control during each other player's untap step.

Flying

Other creatures you control with flying get +1/+1.

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Flying

Whenever Ethereal Valkyrie enters the battlefield or attacks, draw a card, then exile a card from your hand face down. It becomes foretold. Its foretell cost is its mana cost reduced by {2}. (On a later turn, you may cast it for its foretell cost, even if this creature has left the battlefield.)

Whenever a nontoken creature is put into your graveyard from the battlefield, create a 1/1 white Spirit creature token with flying.

Forgotten Cave enters the battlefield tapped.

{T}: Add {R}.

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

Flying

Other Spirit creatures you control get +0/+1.

Gates of Istfell enters the battlefield tapped.

{T}: Add {W}.

{2}{W}{U}{U}, {T}, Sacrifice Gates of Istfell: You gain 2 life and draw two cards.

Counter target creature spell. Create a 1/1 blue Spirit creature token with flying.

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets +2/+2 and has menace. (It can't be blocked except by two or more creatures.)

When Gift of Wrath leaves the battlefield, create a 2/2 red Spirit creature token with menace.

Halimar Depths enters the battlefield tapped.

When Halimar Depths enters the battlefield, look at the top three cards of your library, then put them back in any order.

{T}: Add {U}.

As long as you control seven or more enchantments, creatures you control have flying and vigilance.

Whenever you cast an enchantment spell, create a white Spirit Cleric creature token with "This creature's power and toughness are each equal to the number of Spirits you control."

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.

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

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}.

At the beginning of each player's draw step, that player draws an additional card.

Flying, lifelink, protection from Vampires

Katilda, Dawnhart Martyr's power and toughness are each equal to the number of permanents you control that are Spirits and/or enchantments.

Disturb {3}{W}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has flying, lifelink, and protection from Vampires, and it gets +X/+X, where X is the number of permanents you control that are Spirits and/or enchantments.

If Katilda's Rising Dawn would be put into a graveyard from anywhere, exile it instead.

Destroy all creatures. They can't be regenerated.

Threshold -- If seven or more cards are in your graveyard, instead destroy all creatures, then create two 1/1 white Spirit creature tokens with flying. Creatures destroyed this way can't be regenerated.

Flying

Whenever you cast a noncreature spell, create a 1/1 white Spirit creature token with flying.

Sacrifice a Spirit: Add {R}.

Lonely Sandbar enters the battlefield tapped.

{T}: Add {U}.

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

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

Spirit creatures you control get +1/+1.

Looming Spires enters the battlefield tapped.

When Looming Spires enters the battlefield, target creature gets +1/+1 and gains first strike until end of turn.

{T}: Add {R}.

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."

Target creature gets +1/+0 until end of turn. When that creature dies this turn, create a 3/2 red and white Spirit creature token.

This spell costs {1} less to cast for each Spirit you control.

Flying

Whenever Millicent, Restless Revenant or another nontoken Spirit you control dies or deals combat damage to a player, create a 1/1 white Spirit creature token with flying.

Whenever Mischievous Catgeist deals combat damage to a player, draw a card.

Disturb {2}{U} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has "Whenever this creature deals combat damage to a player, draw a card."

If Catlike Curiosity would be put into a graveyard from anywhere, exile it instead.

Divine Intervention -- When Moon-Blessed Cleric enters the battlefield, you may search your library for an enchantment card, reveal it, then shuffle and put that card on top.

{T}: Add {C}.

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

Mystic Monastery enters the battlefield tapped.

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

Flying

Attacking creatures you control get +2/+0.

Put target card from a graveyard on the top or bottom of its owner's library. Create a 1/1 white Spirit creature token with flying.

Enchant creature

Enchanted creature has "Whenever a creature enters the battlefield under your control, this creature gets +1/+1 until end of turn."

When Nurturing Presence enters the battlefield, create a 1/1 white Spirit creature token with flying.

Whenever you cast a Spirit or Arcane spell, you may destroy target nonbasic land.

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.

Creature tokens you control get +1/+1.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Search your library for up to two enchantment cards, reveal them, put them into your hand, then shuffle.

At the beginning of your end step, create X 1/1 white Spirit creature tokens with flying, where X is the number of opponents who control more lands than you.

When a creature you control dies, sacrifice Promise of Bunrei. If you do, create four 1/1 colorless Spirit creature tokens.

Spirits you control get +1/+0.

Whenever one or more cards leave your graveyard, create a 3/2 red and white Spirit creature token.

Enchant creature

Enchanted creature gets +1/+1.

You may cast Raffine's Guidance from your graveyard by paying {2}{W} rather than paying its mana cost.

Flying, vigilance

The first card you foretell each turn costs {0} to foretell.

Whenever one or more cards are put into exile from your hand or a spell or ability you control exiles one or more permanents from the battlefield, create a 1/1 white Spirit creature token with flying.

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.

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

Flying

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

Draw a card for each Spirit you control.

Parley -- Each player reveals the top card of their library. For each nonland card revealed this way, you create a 1/1 white Spirit creature token with flying. Then each player draws a card.

Sea Gate enters the battlefield tapped.

As Sea Gate enters the battlefield, choose a color other than blue.

{T}: Add {U} or one mana of the chosen color.

Secluded Steppe enters the battlefield tapped.

{T}: Add {W}.

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

Flying

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

Flying

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

Skybridge Towers enters the battlefield tapped.

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

{2}{W}{U}, {T}, Sacrifice Skybridge Towers: Draw a card.

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

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

Flying

{3}{U}: Draw a card.

Whenever a nontoken creature enters the battlefield under your control, you may pay {W}. If you do, create a 1/1 white Spirit creature token with flying.

{1}{W}, Sacrifice a Spirit: Target non-Spirit creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Flying

Other creatures you control with flying get +0/+1.

When Spirited Companion enters the battlefield, draw a card.

Return all creature cards from your graveyard to the battlefield. Each of them is a 1/1 Spirit with flying in addition to its other types. Exile Storm of Souls.

Flying

Other Spirits you control get +1/+1.

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

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

Temple of Enlightenment enters the battlefield tapped.

When Temple of Enlightenment enters the battlefield, scry 1.

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

Temple of Epiphany enters the battlefield tapped.

When Temple of Epiphany enters the battlefield, scry 1.

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

Temple of Triumph enters the battlefield tapped.

When Temple of Triumph enters the battlefield, scry 1.

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

(As this Saga enters and after your draw step, add a lore counter.)

I -- Search your library for a basic Plains card, reveal it, put it into your hand, then shuffle.

II -- You may discard a card. When you do, return target permanent card with mana value 2 or less from your graveyard to the battlefield tapped.

III -- Exile this Saga, then return it to the battlefield transformed under your control.

Vigilance

Whenever Architect of Restoration attacks or blocks, create a 1/1 colorless Spirit creature token.

Thriving Bluff enters the battlefield tapped.

As Thriving Bluff enters the battlefield, choose a color other than red.

{T}: Add {R} or one mana of the chosen color.

Thriving Heath enters the battlefield tapped.

As Thriving Heath enters the battlefield, choose a color other than white.

{T}: Add {W} or one mana of the chosen color.

Thriving Isle enters the battlefield tapped.

As Thriving Isle enters the battlefield, choose a color other than blue.

{T}: Add {U} or one mana of the chosen color.

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.

Double strike

Disturb {2}{W} (You may cast this card from your graveyard transformed for its disturb cost.)

Enchant creature

Enchanted creature has double strike.

If Twinblade Invocation would be put into a graveyard from anywhere, exile it instead.

{T}: Add {C}.

{2}, {T}: Target legendary creature becomes a God in addition to its other types. Put a +1/+1 counter on it.

{4}, {T}, Sacrifice Tyrite Sanctum: Put an indestructible counter on target God.

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

{1}{W}: Search your library for an enchantment card and reveal that card. Put it into your hand, then discard a card at random. Then shuffle.

{1}{U}: Search your library for an instant card and reveal that card. Put it into your hand, then discard a card at random. Then shuffle.

Wind-Scarred Crag enters the battlefield tapped.

When Wind-Scarred Crag enters the battlefield, you gain 1 life.

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