+1: Create a 2/3 blue and black Nightmare creature token with "Whenever this creature attacks or blocks, each opponent exiles the top two cards of their library."

-3: Return target nonland permanent to its owner's hand, then that player exiles a card from their hand.

-7: You may cast up to three spells from among face-up cards your opponents own from exile without paying their mana costs.

Menace

When Atris, Oracle of Half-Truths enters the battlefield, target opponent looks at the top three cards of your library and separates them into a face-down pile and a face-up pile. Put one pile into your hand and the other into your graveyard.

Azorius Guildgate enters the battlefield tapped.

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

Flying, deathtouch

When Baleful Strix enters the battlefield, draw a card.

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

I -- Battle of Frost and Fire deals 4 damage to each non-Giant creature and each planeswalker.

II -- Scry 3.

III -- Whenever you cast a spell with mana value 5 or greater this turn, draw two cards, then discard a card.

Destroy target artifact, creature, or planeswalker.

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

I -- Destroy target nonland permanent an opponent controls.

II -- Search your library for a Forest card, put it onto the battlefield tapped, then shuffle.

III -- Creatures you control gain deathtouch until end of turn.

Boros Guildgate enters the battlefield tapped.

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

Flying

Whenever Brago, King Eternal deals combat damage to a player, exile any number of target nonland permanents you control, then return those cards to the battlefield under their owner's control.

Converge -- Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost.

Choose one or more --

• Destroy target artifact.

• Destroy target creature.

• Destroy target enchantment.

• Destroy target land.

• Destroy target planeswalker.

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

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

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

This spell can't be countered.

Counter target spell you don't control.

Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Counter target noncreature spell. Its controller loses 2 life.

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.

Choose one --

• Target creature you control fights target creature you don't control. (Each deals damage equal to its power to the other.)

• Counter target noncreature spell unless its controller pays {3}.

Exile target permanent with mana value 4 or greater.

When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent.

When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

Dimir Guildgate enters the battlefield tapped.

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

This spell can't be countered.

Counter target noncreature spell.

Flying, lifelink

Whenever you draw a card, Dream Trawler gets +1/+0 until end of turn.

Whenever Dream Trawler attacks, draw a card.

Discard a card: Dream Trawler gains hexproof until end of turn. Tap it.

Exile the top five cards of your library. You may play cards exiled this way until the end of your next turn.

You may play an additional land this turn.

You may have Evil Twin enter the battlefield as a copy of any creature on the battlefield, except it has "{U}{B}, {T}: Destroy target creature with the same name as this creature."

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

Vigilance

Faeburrow Elder gets +1/+1 for each color among permanents you control.

{T}: For each color among permanents you control, add one mana of that color.

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

You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost.

Firewild Borderpost enters the battlefield tapped.

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

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Destroy target artifact, enchantment, or planeswalker.

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.

Destroy each nonland permanent with mana value X or less.

Hexproof from monocolored

Whenever you cast a multicolored spell, create a 4/4 red and white Golem artifact creature token.

Golgari Guildgate enters the battlefield tapped.

{T}: Add {B} or {G}.

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

Gruul Guildgate enters the battlefield tapped.

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

When Hostage Taker enters the battlefield, exile another target creature or artifact until Hostage Taker leaves the battlefield. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Choose one --

• Destroy target artifact.

• Destroy target enchantment.

• Destroy target artifact and target enchantment.

Counter target spell. Ionize deals 2 damage to that spell's controller.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Izzet Guildgate enters the battlefield tapped.

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

Companion -- No card in your starting deck has more than one of the same mana symbol in its mana cost. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

{T}: Add {W}{U}{B}{R}{G}. This mana can't be spent to pay generic mana costs.

Destroy all creatures. You gain life equal to the number of creatures you controlled that were destroyed this way.

{T}: Untap another target permanent.

When Knight of Autumn enters the battlefield, choose one --

• Put two +1/+1 counters on Knight of Autumn.

• Destroy target artifact or enchantment.

• You gain 4 life.

Each other multicolored creature you control gets +1/+1 for each of its colors.

Deathtouch, lifelink

{T}: Add one mana of any color.

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.

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.

{2}{W}{U}: Exile target creature. Return that card to the battlefield under its owner's control at the beginning of the next end step.

You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost.

Mistvein Borderpost enters the battlefield tapped.

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

Destroy target creature or enchantment.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

+2: You may discard a card. If you do, draw a card.

-2: Exile target enchantment, tapped artifact, or tapped creature.

-8: Search your library for an artifact or creature card, put it onto the battlefield, then shuffle. It gains haste. Return it to your hand at the beginning of the next end step.

+2: Scry 2.

0: Look at the top card of your library. If it's a land card or a creature card with mana value less than or equal to the number of loyalty counters on Nissa, Steward of Elements, you may put that card onto the battlefield.

-6: Untap up to two target lands you control. They become 5/5 Elemental creatures with flying and haste until end of turn. They're still lands.

Flying

When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

Orzhov Guildgate enters the battlefield tapped.

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

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

{3}{W}{B}: Exile target creature. Then if there are three or more cards exiled with Profane Procession, transform it.

(Transforms from Profane Procession.)

{T}: Add one mana of any color.

{2}{W}{B}, {T}: Put a creature card exiled with this permanent onto the battlefield under your control.

As long as it's your turn, Radha, Heart of Keld has first strike.

You may look at the top card of your library any time, and you may play lands from the top of your library.

{4}{R}{G}: Radha gets +X/+X until end of turn, where X is the number of lands you control.

Choose one --

• Exile target player's graveyard.

• Destroy target artifact.

• Each creature deals 1 damage to its controller.

Rakdos Guildgate enters the battlefield tapped.

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

Choose one --

• Rip Apart deals 3 damage to target creature or planeswalker.

• Destroy target artifact or enchantment.

Selesnya Guildgate enters the battlefield tapped.

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

Simic Guildgate enters the battlefield tapped.

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

Whenever a creature is exiled from the battlefield, put a +1/+1 counter on Soulherder.

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

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Exile up to two target artifacts and/or enchantments.

Basic landcycling {2} ({2}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Spells and abilities your opponents control can't cause you to discard cards or sacrifice permanents.

+1: Choose a nonland card name, then reveal the top four cards of your library. Put all cards with the chosen name from among them into your hand and the rest into your graveyard.

-3: Return target card from your graveyard to your hand.

Destroy target creature. It can't be regenerated.

Return a creature you control to its owner's hand, then destroy all creatures.

Whenever you cast a multicolored spell, draw a card.

{T}: Add one mana of any color.

Return target card from your graveyard to your hand. Exile Treasured Find.

Draw three cards. You may play an additional land this turn.

Exile target nonland permanent.

You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost.

Veinfire Borderpost enters the battlefield tapped.

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

You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost.

Wildfield Borderpost enters the battlefield tapped.

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

When Yasharn enters the battlefield, search your library for a basic Forest card and a basic Plains card, reveal those cards, put them into your hand, then shuffle.

Players can't pay life or sacrifice nonland permanents to cast spells or activate abilities.