{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

{T}: Add {C}. {2}, {T}: Target creature gets +X/+X until end of turn, where X is the number of Gates you control. Activate only as a sorcery.

{T}: Add {G}. Channel — {1}{G}, Discard this card: Destroy target artifact, enchantment, or nonbasic land an opponent controls. That player may search their library for a land card with a basic land type, put it onto the battlefield, then shuffle. This ability costs {1} less to activate for each legendary creature you control.

This land enters tapped unless you control two or fewer other lands. {T}: Add {G} or {U}.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

({T}: Add {G}.)

This land enters tapped. When this land enters, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Gates you control enter untapped. {T}: Add {C}. {T}: Add one mana of any color that a Gate you control could produce.

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

This land enters tapped unless you control a Forest or an Island. {T}: Add {G} or {U}.

This land enters tapped. As this land enters, choose a color other than green. {T}: Add {G} or one mana of the chosen color.

This land enters tapped. {T}: Add {C}. {3}, {T}, Return this land to its owner's hand: Search your library for a Gate card, put it onto the battlefield, then shuffle. If you control ten or more Gates with different names, you win the game.

{T}: Add {U}. {U}, {T}: Untap target legendary permanent.

{T}: Add {U}. {1}: Return Oboro to its owner's hand.

{T}: Add {U}. Channel — {3}{U}, Discard this card: 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.

This land is every nonbasic land type. (Nonbasic land types include Cave, Desert, Gate, Lair, Locus, Mine, Power-Plant, Sphere, Tower, and Urza's.) {T}: Add {C}. {1}, {T}: Add one mana of any color.

This land enters tapped unless you have two or more opponents. {T}: Add {G} or {U}.

Rivendell enters tapped unless you control a legendary creature. {T}: Add {U}. {1}{U}, {T}: Scry 2. Activate only if you control a legendary creature.

This land enters tapped. As this land enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

{T}: Add {U}.

This land enters tapped. {T}: Add {G} or {U}.

({T}: Add {G}.)

When this land enters, up to one target creature phases out. {T}: Add {C}. {1}, {T}: Add one mana of any color. {4}: Put this card from your hand onto the battlefield.

This land enters tapped. When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) {T}: Add {G} or {U}.

{T}: Add {C}. {2}, {T}: This land becomes a copy of target land, except it has this ability.

{T}: Add {C}. {T}: Target land you control becomes the basic land type of your choice until end of turn.

{T}: Add {C}. {3}, {T}, Sacrifice this land: Search your library for a land 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 — This Saga gains "{T}: Add {C}." II — This Saga gains "{2}, {T}: Create a 0/0 colorless Construct artifact creature token with 'This token 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.

{T}: Add {U}. {T}: Add {G}. Activate only if you control a Forest or an Island.

Whenever a permanent you control enters tapped, untap it.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

At the beginning of your end step, you may exile target creature you control, then return that card to the battlefield under your control.

{2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep. When this artifact is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with this artifact but that a mire counter has not been removed from with this artifact.

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

At the beginning of each player's upkeep, if there are four or more basic land types among lands that player controls, this artifact deals 3 damage to that player.

{2}, {T}: Target creature gains islandwalk until end of turn. When that creature dies this turn, destroy this artifact. (A creature with islandwalk can't be blocked as long as defending player controls an Island.)

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

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

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle. You take the initiative.

Search your library for a basic land card or Gate card, reveal it, put it into your hand, then shuffle.

Exchange control of target land you control and target land an opponent controls. (This effect lasts indefinitely.)

Changeling (This card is every creature type.) {T}: Target creature gains all creature types until end of turn. {T}: Target creature loses all creature types until end of turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever this creature deals combat damage to a player, you may draw that many cards.

Whenever another Merfolk you control enters, put a +1/+1 counter on target Merfolk you control.

When this creature enters, you may search your library for a basic land card or Gate card, reveal it, put it into your hand, then shuffle.

Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

Defender When this creature enters, you may search your library for a basic land card or a Gate card, reveal it, put it into your hand, then shuffle.

Whenever a creature you control becomes blocked, you may return it to its owner's hand. Whenever one or more creatures you control deal combat damage to a player, draw a card.

{T}: Untap target Gate.

{T}: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

{T}: Target creature gains forestwalk until end of turn. (It can't be blocked as long as defending player controls a Forest.)

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

{T}: Destroy target creature with islandwalk.

Other Merfolk you control get +1/+1.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) When this creature enters, you may search your library for a Merfolk card, reveal it, then shuffle and put that card on top.

{1}{U}: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

Attacking creatures you control have deathtouch. Whenever a creature you control deals combat damage to a player, draw a card.

Whenever a Merfolk you control deals combat damage to a player, draw a card.

{T}: Target Merfolk creature gets +1/+1 and gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.) {T}: Target land becomes an Island until end of turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Whenever Thada Adel deals combat damage to a player, search that player's library for an artifact card and exile it. Then that player shuffles. Until end of turn, you may play that card.

Indestructible As long as your devotion to blue is less than five, Thassa isn't a creature. At the beginning of your end step, exile up to one other target creature you control, then return that card to the battlefield under your control. {3}{U}: Tap another target creature.

This spell can't be countered. Indestructible Toski attacks each combat if able. Whenever a creature you control deals combat damage to a player, draw a card.

When this creature enters, exchange control of target land you control and target land an opponent controls.

Flash Other Merfolk you control get +1/+1. Sacrifice a Merfolk: Counter target noncreature spell unless its controller pays {1}.

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

Islands don't untap during their controllers' untap steps.

Whenever one or more nontoken Merfolk you control become tapped, create a 1/1 blue Merfolk creature token with hexproof.

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library.

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.) Enchanted creature has islandwalk. (It can't be blocked as long as defending player controls an Island.)

Whenever a Forest an opponent controls becomes tapped, you gain 1 life.

At the beginning of your upkeep, sacrifice this enchantment unless you pay {G}. Whenever a player puts an Island or blue permanent onto the battlefield, that player sacrifices an Island or blue permanent of their choice. Whenever a player puts a Swamp or black permanent onto the battlefield, that player sacrifices a Swamp or black permanent of their choice.

Enchant land When this Aura enters, draw a card. Enchanted land is every basic land type in addition to its other types.

As this enchantment enters, choose Island or Swamp. Whenever a land of the chosen type an opponent controls becomes tapped, you gain 1 life.

Enchant Swamp When enchanted land becomes tapped, destroy it. When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.

Whenever an Island an opponent controls becomes tapped, you may gain 1 life.

{1}: Choose a creature type other than Wall. Target creature becomes that type until end of turn.

Choose one — • Search your library for a creature or land card and reveal it. Put it onto the battlefield tapped if it's a land card. Otherwise, put it into your hand. Then shuffle. • Put a +1/+1 counter on target creature you control. It deals damage equal to its power to target creature you don't control. • Exile target artifact or enchantment.

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

Permanents you control gain hexproof and indestructible until end of turn.

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

Change the text of target spell or permanent by replacing all instances of one basic land type with another. (For example, you may change "swampwalk" to "plainswalk." This effect lasts indefinitely.)

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another. (For example, you may change "nonblack creature" to "nongreen creature" or "forestwalk" to "islandwalk." This effect lasts indefinitely.)

Exchange control of two target lands. 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.)

Choose one — • Change the text of target spell or permanent by replacing all instances of one basic land type with another. (This effect lasts indefinitely.) • Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.) Entwine {2} (Choose both if you pay the entwine cost.)