Whenever you activate an ability of an artifact, if it isn't a mana ability, you may pay {R}. If you do, copy that ability. You may choose new targets for the copy.

{1}{U}{R}: Draw a card, then discard a card. {2}{U}{R}: Copy target instant or sorcery spell you control. You may choose new targets for the copy.

This spell costs {1} less to cast for each Gate you control. Gate Colossus can't be blocked by creatures with power 2 or less. Whenever a Gate enters the battlefield under your control, you may put Gate Colossus from your graveyard on top of your library.

Whenever you gain life, you may pay {2}. If you do, draw a card. {3}{W}: Create a 1/1 white Soldier creature token with lifelink.

({U/B} can be paid with either {U} or {B}.) {3}{U}: Target player draws a card. Activate only as a sorcery. {3}{B}: Target player discards a card. Activate only as a sorcery.

Reveal the cards in your library. An opponent chooses from among them a creature card, a land card, and a noncreature, nonland card. You put the chosen cards into your hand. Then shuffle.

When Guild Summit enters the battlefield, you may tap any number of untapped Gates you control. Draw a card for each Gate tapped this way. Whenever a Gate enters the battlefield under your control, draw a card.

Whenever a player plays a land, that player draws a card.

Flying, indestructible Kefnet the Mindful can't attack or block unless you have seven or more cards in hand. {3}{U}: Draw a card, then you may return a land you control to its owner's hand.

Landfall — Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Azorius Guildgate enters the battlefield tapped. {T}: Add {W} or {U}.

Boros Guildgate enters the battlefield tapped. {T}: Add {R} or {W}.

Dimir Guildgate enters the battlefield tapped. {T}: Add {U} or {B}.

({T}: Add {G}.)

Gateway Plaza enters the battlefield tapped. When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Golgari Guildgate enters the battlefield tapped. {T}: Add {B} or {G}.

Gruul Guildgate enters the battlefield tapped. {T}: Add {R} or {G}.

({T}: Add {U}.)

Izzet Guildgate enters the battlefield tapped. {T}: Add {U} or {R}.

Maze's End enters the battlefield tapped. {T}: Add {C}. {3}, {T}, Return Maze's End 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 {R}.)

Orzhov Guildgate enters the battlefield tapped. {T}: Add {W} or {B}.

({T}: Add {W}.)

When Plaza of Harmony enters the battlefield, if you control two or more Gates, you gain 3 life. {T}: Add {C}. {T}: Add one mana of any type that a Gate you control could produce.

Rakdos Guildgate enters the battlefield tapped. {T}: Add {B} or {R}.

{T}: Add {C}. {2}, {T}: Return target commander you own from the battlefield to your hand. Activate only during your turn.

Selesnya Guildgate enters the battlefield tapped. {T}: Add {G} or {W}.

Simic Guildgate enters the battlefield tapped. {T}: Add {G} or {U}.

Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, untap those lands.

Reach When Arboreal Grazer enters the battlefield, you may put a land card from your hand onto the battlefield tapped.

For each land you control, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Indestructible {T}: Add one mana of any color.

When District Guide enters the battlefield, you may search your library for a basic land card or Gate card, reveal it, put it into your hand, then shuffle.

When Elvish Rejuvenator enters the battlefield, look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.

You may play an additional land this turn. Draw a card.

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

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Firemind Vessel enters the battlefield tapped. {T}: Add two mana of different colors.

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

Each player may play an additional land on each of their turns. At the beginning of each player's upkeep, if that player has no cards in hand, that player draws three cards.

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

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Search your library for up to two land cards, put them onto the battlefield tapped, then shuffle. Then if you control three or more Deserts, create two 2/2 black Zombie creature tokens.

At the beginning of your upkeep, look at the top card of your library. If it's a land card, you may put it onto the battlefield.

(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.) Look at the top X cards of your library. You may put any number of land and/or legendary permanent cards with mana value X or less from among them onto the battlefield. Put the rest into your graveyard.

Knight of the Reliquary gets +1/+1 for each land card in your graveyard. {T}, Sacrifice a Forest or Plains: Search your library for a land card, put it onto the battlefield, then shuffle.

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

You may play an additional land on each of your turns. {R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn.

Choose one — • Search your library for up to X land cards, reveal them, put them into your hand, then shuffle. • Nylea's Intervention deals twice X damage to each creature with flying.

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

For each player, choose friend or foe. Each friend searches their library for a land card, puts it onto the battlefield tapped, then shuffles. Each foe sacrifices an artifact or enchantment they control.

Realm Seekers enters the battlefield with X +1/+1 counters on it, where X is the total number of cards in all players' hands. {2}{G}, Remove a +1/+1 counter from Realm Seekers: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Choose one — • Destroy target land. • Search your library for a land card, put that card onto the battlefield, then shuffle. Entwine {1}{G} (Choose both if you pay the entwine cost.)

At the beginning of each player's draw step, that player draws an additional card. Each player may play an additional land on each of their turns.

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

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

At the beginning of your end step, untap all lands you control.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

Put target face-up exiled card into its owner's graveyard.

Return target card from your graveyard to your hand.

Destroy target artifact or enchantment. You may put a land card from your hand onto the battlefield.

Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Gates Ablaze deals X damage to each creature, where X is the number of Gates you control.

Whenever Identity Thief attacks, you may exile another target nontoken creature. If you do, Identity Thief becomes a copy of that creature until end of turn. Return the exiled card to the battlefield under its owner's control at the beginning of the next end step.

Choose one — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all planeswalkers.

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pyrohemia. {R}: Pyrohemia deals 1 damage to each creature and each player.

Soldier creatures have vigilance. {2}{W}: Create a 1/1 white Soldier creature token.