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

You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

If this spell was cast from your hand and you've cast another spell named Approach of the Second Sun this game, you win the game. Otherwise, put Approach of the Second Sun into its owner's library seventh from the top and you gain 7 life.

As Arcane Adaptation enters the battlefield, choose a creature type.

Creatures you control are the chosen type in addition to their other types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

Azorius Guildgate enters the battlefield tapped.

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

At the beginning of your upkeep, if you control no permanents other than Barren Glory and have no cards in hand, you win the game.

At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game.

Boros Guildgate enters the battlefield tapped.

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

Boseiju, Who Shelters All enters the battlefield tapped.

{T}, Pay 2 life: Add {C}. If that mana is spent on an instant or sorcery spell, that spell can't be countered.

Draw three cards, then put two cards from your hand on top of your library in any order.

Chamber Sentry enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.

{X}, {T}, Remove X +1/+1 counters from Chamber Sentry: It deals X damage to any target.

{W}{U}{B}{R}{G}: Return Chamber Sentry from your graveyard to your hand.

Lands you control have "{T}: Add one mana of any color."

{T}: Add one mana of any color.

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

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

Sacrifice Commander's Sphere: Draw a card.

Sacrifice Composite Golem: Add {W}{U}{B}{R}{G}.

Tap an untapped Gate you control: Crackling Perimeter deals 1 damage to each opponent.

{T}: Add {C}.

{5}, {T}: Add {W}{U}{B}{R}{G}.

Indestructible

{T}: Add one mana of any color.

Each player loses X life, discards X cards, sacrifices X creatures, then sacrifices X lands.

As an additional cost to cast this spell, sacrifice a creature.

Search your library for a card, put that card into your hand, then shuffle.

Search your library for up to X cards, put those cards into your hand, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

Look at the top five cards of your library. Put one of them into your hand and the rest on top of your library in any order.

{1}{U}{B}: Exile target creature card from a graveyard. Dimir Doppelganger becomes a copy of that card, except it has this ability.

Dimir Guildgate enters the battlefield tapped.

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

Door to Nothingness enters the battlefield tapped.

{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice Door to Nothingness: Target player loses the game.

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

Draw cards equal to the number of cards in your library, then put a card from your hand on top of your library. You have no maximum hand size until your next turn.

Whenever another creature enters the battlefield, you gain 1 life.

Etched Monstrosity enters the battlefield with five -1/-1 counters on it.

{W}{U}{B}{R}{G}, Remove five -1/-1 counters from Etched Monstrosity: Target player draws three cards.

You may play an additional land this turn.

Draw a card.

Vigilance, lifelink

At the beginning of your upkeep, if you have 40 or more life, you win the game.

({T}: Add {G}.)

({T}: Add {G}.)

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.

Golgari Guildgate enters the battlefield tapped.

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

Gruul Guildgate enters the battlefield tapped.

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

Flying, trample

Whenever Hellkite Tyrant deals combat damage to a player, gain control of all artifacts that player controls.

At the beginning of your upkeep, if you control twenty or more artifacts, you win the game.

Creatures you control get +0/+1 for each Gate you control and have vigilance.

Enchant creature

When Infinite Reflection enters the battlefield attached to a creature, each other nontoken creature you control becomes a copy of that creature.

Nontoken creatures you control enter the battlefield as a copy of enchanted creature.

Switch the power and toughness of each of up to two target creatures until end of turn.

---

Search your library for an instant card and/or a sorcery card, reveal them, put them into your hand, then shuffle.

({T}: Add {U}.)

({T}: Add {U}.)

Izzet Guildgate enters the battlefield tapped.

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

Flying

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

If you would draw a card while your library has no cards in it, you win the game instead.

When Leveler enters the battlefield, exile all cards from your library.

When Liliana's Contract enters the battlefield, you draw four cards and you lose 4 life.

At the beginning of your upkeep, if you control four or more Demons with different names, you win the game.

Flying

Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.

The first spell you cast each turn has cascade. (When you cast your first spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

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.

Exchange your graveyard and library. Then shuffle your library.

At the beginning of your upkeep, if twenty or more creature cards are in your graveyard, you win the game.

({T}: Add {R}.)

({T}: Add {R}.)

At the beginning of your upkeep, if you have exactly 1 life, you win the game.

({G/P} can be paid with either {G} or 2 life.)

Put target card from a graveyard on top of its owner's library.

When Oblivion Ring enters the battlefield, exile another target nonland permanent.

When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

You may cast spells from your hand without paying their mana costs.

When Opal Lake Gatekeepers enters the battlefield, if you control two or more Gates, you may draw a card.

Orzhov Guildgate enters the battlefield tapped.

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

({T}: Add {W}.)

({T}: Add {W}.)

Flying

You can't lose the game and your opponents can't win the game.

Your life total can't change. (You can't gain or lose life. You can't pay any amount of life except 0.)

Protection from everything

If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

Rakdos Guildgate enters the battlefield tapped.

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

Put target card from your graveyard on top of your library.

You have no maximum hand size.

{T}: Add {C}.

Ring of Three Wishes enters the battlefield with three wish counters on it.

{5}, {T}, Remove a wish counter from Ring of Three Wishes: Search your library for a card, put that card into your hand, then shuffle.

Rupture Spire enters the battlefield tapped.

When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

When Saruli Gatekeepers enters the battlefield, if you control two or more Gates, you gain 7 life.

Selesnya Guildgate enters the battlefield tapped.

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

Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library.

Simic Guildgate enters the battlefield tapped.

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

When Smelt-Ward Gatekeepers enters the battlefield, if you control two or more Gates, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn.

Whenever another creature enters the battlefield, you gain 1 life.

{T}: Choose a player. That player adds one mana of any color they choose.

You have no maximum hand size.

When Sunspire Gatekeepers enters the battlefield, if you control two or more Gates, create a 2/2 white Knight creature token with vigilance.

({T}: Add {B}.)

({T}: Add {B}.)

Temple of Abandon enters the battlefield tapped.

When Temple of Abandon enters the battlefield, scry 1.

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

Temple of Deceit enters the battlefield tapped.

When Temple of Deceit enters the battlefield, scry 1.

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

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 Malady enters the battlefield tapped.

When Temple of Malady enters the battlefield, scry 1.

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

Temple of Malice enters the battlefield tapped.

When Temple of Malice enters the battlefield, scry 1.

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

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

Temple of Plenty enters the battlefield tapped.

When Temple of Plenty enters the battlefield, scry 1.

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

Temple of Silence enters the battlefield tapped.

When Temple of Silence enters the battlefield, scry 1.

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

Temple of Triumph enters the battlefield tapped.

When Temple of Triumph enters the battlefield, scry 1.

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

Defender

{T}: Exchange target opponent's life total with Tree of Perdition's toughness.

At the beginning of your upkeep, choose one --

• Each player with exactly 13 life loses the game, then each player gains 1 life.

• Each player with exactly 13 life loses the game, then each player loses 1 life.

When Ubul Sar Gatekeepers enters the battlefield, if you control two or more Gates, target creature an opponent controls gets -2/-2 until end of turn.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

You may cast spells as though they had flash.

+2: You may sacrifice another permanent. If you do, you gain 1 life and draw a card.

-3: Destroy target nonland permanent with mana value 3 or less.

-9: You get an emblem with "Whenever a creature you control deals combat damage to a player, that player loses the game."

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.

Return all permanents to their owners' hands. Each player chooses up to seven cards in their hand, then shuffles the rest into their library. Each player loses all unspent mana.

As Xenograft enters the battlefield, choose a creature type.

Each creature you control is the chosen type in addition to its other types.