When Academy Researchers enters the battlefield, you may put an Aura card from your hand onto the battlefield attached to Academy Researchers.

{U}, Sacrifice Aether Spellbomb: Return target creature to its owner's hand.

{1}, Sacrifice Aether Spellbomb: Draw a card.

{T}: Add {W}.

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

Enchant creature

Enchanted creature has flying.

Aura swap {2}{U} ({2}{U}: Exchange this Aura with an Aura card in your hand.)

When Archaeomancer's Map enters the battlefield, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle.

Whenever a land enters the battlefield under an opponent's control, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

Return Attunement to its owner's hand: Draw three cards, then discard four cards.

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}.

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

When Barrin, Tolarian Archmage enters the battlefield, return up to one other target creature or planeswalker to its owner's hand.

At the beginning of your end step, if a permanent was put into your hand from the battlefield this turn, draw a card.

Landfall -- Whenever a land enters the battlefield under your control, creatures you control get +1/+1 until end of turn.

Draw two cards, then discard two cards.

Destroy all enchantments.

Threshold -- If seven or more cards are in your graveyard, instead destroy all enchantments, then return all cards in your graveyard destroyed this way to the battlefield.

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

Return up to X target artifact and/or non-Aura enchantment cards each with mana value X or less from your graveyard to the battlefield. If X is 6 or more, those permanents are 4/4 creatures in addition to their other types.

Indestructible

{T}: Add {C}.

This spell can't be countered.

Counter target noncreature spell.

Enchant creature

Enchanted creature gets +3/+3 and has flying.

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

{T}: Add {W}.

Channel -- {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

Enchant creature

Enchanted creature gets +10/+10 and has trample and annihilator 2. (Whenever it attacks, defending player sacrifices two permanents.)

Flying

Landfall -- Whenever a land enters the battlefield under your control, you may create a 1/1 white Bird creature token with flying.

Create two 4/4 white Angel Warrior creature tokens with flying. Non-Angel creatures you control gain indestructible until your next turn.

As Emeria, Shattered Skyclave enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {W}.

You gain 2 life, draw two cards, then discard two cards.

Flashback {1}{W}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Create a 2/2 white Cat Beast creature token.

• Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

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

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

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

Glacial Floodplain enters the battlefield tapped.

Flying

Landfall -- Whenever a land enters the battlefield under your control, tap target creature an opponent controls. If that land is an Island, that creature doesn't untap during its controller's next untap step.

Guildless Commons enters the battlefield tapped.

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

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

Flying

{U}{U}: Return target Aura card from your graveyard to the battlefield attached to Hakim, Loreweaver. Activate only during your upkeep and only if Hakim isn't enchanted.

{U}{U}, {T}: Destroy all Auras attached to Hakim.

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}.

{T}: Add {C}.

{1}{W}, {T}: Put target enchantment card from your graveyard on top of your library.

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

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Landfall -- Whenever a land enters the battlefield under your control, target player mills three cards.

{T}: Add {W}.

{T}: Add {U}.

Enchant creature

Enchanted creature gets +1/+1 and has first strike.

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

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

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

I -- Return up to one target creature or planeswalker to its owner's hand.

II -- Return an artifact card from your graveyard to your hand. If you can't, draw a card.

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

Flying

Whenever you cast a spell, your opponents can't cast spells with the same mana value as that spell until your next turn.

Flying

When Iridescent Drake enters the battlefield, put target Aura card from a graveyard onto the battlefield under your control attached to Iridescent Drake.

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

Irrigated Farmland enters the battlefield tapped.

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

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

At the beginning of each opponent's end step, if that player controls more creatures than you, create a 1/1 white Soldier creature token.

At the beginning of each opponent's end step, if that player controls more lands than you, you may search your library for a basic Plains card, put it onto the battlefield tapped, then shuffle.

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

I -- Create an 8/8 blue Kraken creature token with hexproof.

II -- Tap all nonland permanents target opponent controls. They don't untap during their controller's next untap step.

III -- Gain control of target permanent an opponent controls. Untap it.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Suspend 3--{0} (Rather than cast this card from your hand, pay {0} and exile it with three 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.)

{T}, Sacrifice Lotus Bloom: Add three mana of any one color.

Flying

{1}, Return a land you control to its owner's hand: Create a 1/1 blue Illusion creature token with flying.

{T}: Add {C}.

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

Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

({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.

Flying

{2}, Return a land you control to its owner's hand: Untap target land.

{T}: Add {U}.

{1}: Return Oboro, Palace in the Clouds to its owner's hand.

Enchant creature

Enchanted creature has base power and toughness 8/8 and has "Whenever this creature attacks, you may tap target creature with power 8 or less."

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

{T}: Add {U}.

Channel -- {3}{U}, Discard Otawara, Soaring City: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Moonfolk offering (You may cast this card any time you could cast an instant by sacrificing a Moonfolk and paying the difference in mana costs between this and the sacrificed Moonfolk. Mana cost includes color.)

Flying

{1}: Put up to two land cards from your hand onto the battlefield tapped.

Sacrifice an enchantment: Phantatog gets +1/+1 until end of turn.

Discard a card: Phantatog gets +1/+1 until end of turn.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Power Depot enters the battlefield tapped.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts.

Modular 1

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

Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. You may draw an additional card if Rayne, Academy Chancellor is enchanted.

Razortide Bridge enters the battlefield tapped.

Indestructible

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

You have no maximum hand size.

{T}: Add {C}.

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• You may tap or untap target creature.

• Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Create a 1/1 white Kor Ally creature token.

• Creatures you control get +1/+1 until end of turn.

Constellation -- Whenever an enchantment enters the battlefield under your control, target player mills two cards.

Whenever Scaretiller becomes tapped, choose one --

• You may put a land card from your hand onto the battlefield tapped.

• Return target land card from your graveyard to the battlefield tapped.

Draw cards equal to the number of cards in your hand plus one. You have no maximum hand size for the rest of the game.

As Sea Gate, Reborn enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {U}.

Sacrifice Seal of Cleansing: Destroy target artifact or enchantment.

Sacrifice Seal of Removal: Return target creature to its owner's hand.

{T}: Add {U}.

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

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

Flying

{2}, Return a land you control to its owner's hand: Draw a card, then discard a card.

Flying

{2}, Return a land you control to its owner's hand: Target creature with power 2 or less can't be blocked this turn.

{W}, Sacrifice Soul Snare: Exile target creature that's attacking you or a planeswalker you control.

{T}: Add {C}.

{T}, Sacrifice Strip Mine: Destroy target land.

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

{T}: Add {C}.

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

Whenever one or more noncreature permanents are returned to hand, draw a card. This ability triggers only once each turn.

{X}{W}, Return a land you control to its owner's hand: Return target artifact or enchantment card with mana value X or less from your graveyard to the battlefield. Activate only as a sorcery.

Temple of Enlightenment enters the battlefield tapped.

When Temple of Enlightenment enters the battlefield, scry 1.

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

{T}: Add {C}.

{2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.

(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.

You have no maximum hand size.

{T}: Add {C}.

Discard all the cards in your hand, then draw that many cards.

{T}: Add {C}.

{X}{X}, {T}, Sacrifice Treasure Vault: Create X Treasure tokens.

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

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

I -- Urza's Saga gains "{T}: Add {C}."

II -- Urza's Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'"

III -- Search your library for an artifact card with mana cost {0} or {1}, put it onto the battlefield, then shuffle.

Flying

{2}, Return two lands you control to their owner's hand: Copy target instant or sorcery spell. You may choose new targets for the copy.

{T}: You may put a land card from your hand onto the battlefield.

{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.