Return all attacking creatures to their owner's hand.

{T}: Add {C}.

{G}{U}, {T}: You may cast spells this turn as though they had flash.

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.

Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.

You draw a card at the beginning of the next turn's upkeep.

Each player can't cast more than one spell each turn.

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

Target player draws X cards. Shuffle Blue Sun's Zenith into its owner's library.

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

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

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)

Return target permanent to its owner's hand.

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

Surge {3}{U}{U} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.)

Return all nonland permanents to their owners' hands. If this spell's surge cost was paid, create an 8/8 blue Octopus creature token.

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.

Enchant player

Whenever enchanted player is attacked, you draw a card. Each opponent attacking that player does the same.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Return all nonland permanents to their owners' hands.

Miracle {1}{U} (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

{3}, {T}: Double the amount of each type of unspent mana you have.

You may play an additional land on each of your turns.

Lands you control are every basic land type in addition to their other types.

Each player shuffles their hand and graveyard into their library, then draws seven cards.

Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.

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

Return all creatures to their owners' hands.

Field of the Dead enters the battlefield tapped.

{T}: Add {C}.

Whenever Field of the Dead or another land enters the battlefield under your control, if you control seven or more lands with different names, create a 2/2 black Zombie creature token.

If you control a commander, you may cast this spell without paying its mana cost.

Counter target noncreature spell.

Players have no maximum hand size.

{X}{X}, {T}: Each player draws X cards.

{2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.

Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.

Counter target spell.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

When Gadwick, the Wizened enters the battlefield, draw X cards.

Whenever you cast a blue spell, tap target nonland permanent an opponent controls.

You may have Glasspool Mimic enter the battlefield as a copy of a creature you control, except it's a Shapeshifter Rogue in addition to its other types.

Glasspool Shore enters the battlefield tapped.

{T}: Add {U}.

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

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}.

Shroud (This enchantment can't be the target of spells or abilities.)

{X}: Put X tower counters on Helix Pinnacle.

At the beginning of your upkeep, if there are 100 or more tower counters on Helix Pinnacle, you win the game.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.

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

Flash

If an opponent would draw a card except the first one they draw in each of their draw steps, instead you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Hurricane deals X damage to each creature with flying and each player.

When you cast this spell, you gain half X life and draw half X cards. Round down each time.

Flying, trample

Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Flash

At the beginning of your end step, draw seven cards.

Each opponent's maximum hand size is reduced by seven.

Landfall -- Whenever a land enters the battlefield under your control, Kazandu Mammoth gets +2/+2 until end of turn.

Kazandu Valley enters the battlefield tapped.

{T}: Add {G}.

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

Khalni Territory enters the battlefield tapped.

{T}: Add {G}.

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.

This spell can't be countered.

At the beginning of each upkeep, create a 3/3 blue Serpent creature token named Koma's Coil.

Sacrifice another Serpent: Choose one --

• Tap target permanent. Its activated abilities can't be activated this turn.

• Koma, Cosmos Serpent gains 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.

Indestructible

As long as your devotion to green and blue is less than seven, Kruphix isn't a creature.

You have no maximum hand size.

If you would lose unspent mana, that mana becomes colorless instead.

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

If Leyline of Anticipation is in your opening hand, you may begin the game with it on the battlefield.

You may cast spells as though they had flash.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)

Equip {0}

Littjara Mirrorlake enters the battlefield tapped.

{T}: Add {U}.

{2}{G}{G}{U}, {T}, Sacrifice Littjara Mirrorlake: Create a token that's a copy of target creature you control, except it enters the battlefield with an additional +1/+1 counter on it. Activate only as a sorcery.

Landfall -- Whenever a land enters the battlefield under your control, add one mana of any color.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Memorial to Genius enters the battlefield tapped.

{T}: Add {U}.

{4}{U}, {T}, Sacrifice Memorial to Genius: Draw two cards.

Choose target nonlegendary creature. The next time one or more creatures or planeswalkers enter the battlefield this turn, they enter as copies of the chosen creature.

Foretell {U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Trample

If you tap a permanent for mana, it produces three times as much of that mana instead.

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

Instant and sorcery spells you cast cost {1} less to cast.

Whenever you cast an instant or sorcery spell, put a charge counter on Primal Amulet. Then if there are four or more charge counters on it, you may remove those counters and transform it.

(Transforms from Primal Amulet.)

{T}: Add one mana of any color. When that mana is spent to cast an instant or sorcery spell, copy that spell and you may choose new targets for the copy.

Quandrix Campus enters the battlefield tapped.

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

{4}, {T}: Scry 1.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents.

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

You have no maximum hand size.

{T}: Add {C}.

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

Choose one --

• Destroy target artifact.

• Destroy target enchantment.

• Exile target card from a graveyard.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

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

Rimewood Falls enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice a Desert: Exile all graveyards.

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}.

At the beginning of your upkeep, surveil 1. Then if you have seven or more cards in your graveyard, you may transform Search for Azcanta. (Look at the top card of your library. You may put that card into your graveyard.)

(Transforms from Search for Azcanta.)

{T}: Add {U}.

{2}{U}, {T}: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

Untap all permanents you control during each other player's untap step.

Simic Growth Chamber enters the battlefield tapped.

When Simic Growth Chamber enters the battlefield, return a land you control to its owner's hand.

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

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

Skyline Cascade enters the battlefield tapped.

When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step.

{T}: Add {U}.

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

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

{T}: Add {C}.

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

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

When Thassa's Oracle enters the battlefield, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Target player takes two extra turns after this one.

When Timeless Witness enters the battlefield, return target card from your graveyard to your hand.

Eternalize {5}{G}{G} ({5}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Shaman with no mana cost. Eternalize only as a sorcery.)

Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. If that card has mana value 3 or less, it enters with three additional +1/+1 counters on it. Put the rest on the bottom of your library in a random order.

As Turntimber, Serpentine Wood enters the battlefield, you may pay 3 life. If you don't, it enters the battlefield tapped.

{T}: Add {G}.

When you cast this spell, exile two target permanents.

Indestructible

Whenever Ulamog, the Ceaseless Hunger attacks, defending player exiles the top twenty cards of their library.

When you cast this spell, destroy target permanent.

Indestructible

Annihilator 4 (Whenever this creature attacks, defending player sacrifices four permanents.)

When Ulamog, the Infinite Gyre is put into a graveyard from anywhere, its owner shuffles their graveyard into their library.

When Uro enters the battlefield, sacrifice it unless it escaped.

Whenever Uro enters the battlefield or attacks, you gain 3 life and draw a card, then you may put a land card from your hand onto the battlefield.

Escape--{G}{G}{U}{U}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

Untap Victory Chimes during each other player's untap step.

{T}: A player of your choice adds {C}.

Trample

Whenever you tap a land for mana, add one mana of any type that land produced.

Whenever an opponent taps a land for mana, that land doesn't untap during its controller's next untap step.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

You may play an additional land on each of your turns.

Wayward Swordtooth can't attack or block unless you have the city's blessing.

For each spell and ability your opponents control, counter it unless its controller pays {4}.

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

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)

Whenever you cast a creature spell, draw a card.

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

{4}, {T}: Draw a card. If you control eight or more lands, draw two cards instead.