Choose target spell or permanent that's red or green. Its owner puts it on the top or bottom of their library.

For each attacking creature, its owner puts it on the top or bottom of their library.

Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.)

Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

{T}: Add {C}.

{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.

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

{T}: Draw three cards.

{2}{U}{U}: Return Arcanis the Omnipotent to its owner's hand.

Tap an untapped Wizard you control: Draw a card.

{1}{U}: Target spell or permanent becomes the color of your choice until end of turn.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Castle Vantress enters the battlefield tapped unless you control an Island.

{T}: Add {U}.

{2}{U}{U}, {T}: Scry 2.

Red spells cost {2} more to cast.

Flying, protection from green

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

Sacrifice Commander's Sphere: Draw a card.

Return target permanent to its owner's hand. If that permanent is red or green, put it on top of its owner's library instead.

Whenever a creature becomes the target of a spell or ability, return that creature to its owner's hand. (It won't be affected by the spell or ability.)

Change the text of target spell or permanent by replacing all instances of one color word with another or one basic land type with another until end of turn.

Draw a card.

{T}: Add {C}.

{1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

Each creature your opponents control is an Illusion in addition to its other types and has "When this creature becomes the target of a spell or ability, sacrifice it."

{1}{U}: Counter target red spell.

Put target creature on top of its owner's library. If that creature is red, you may put it on the bottom of its owner's library instead.

Choose one --

• Destroy target red permanent.

• Return target Mountain to its owner's hand.

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

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

Change the text of target spell or permanent by replacing all instances of one color word with another.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Return all green permanents to their owners' hands.

Red creature spells and green creature spells cost {1} more to cast.

{U}: Tap target green creature.

Choose one --

• Counter target spell if it's red.

• Destroy target permanent if it's red.

Flying

{U}: Target permanent becomes blue in addition to its other colors until end of turn.

Whenever an opponent casts a green spell, you draw a card.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

{T}: Add {C}.

{2}, {T}: Scry 1, then you may reveal the top card of your library. If a basic land card is revealed this way, put it onto the battlefield tapped. Activate only if an opponent controls at least two more lands than you.

{1}{U}, {T}: Put target green creature on top of its owner's library.

When Llawan, Cephalid Empress enters the battlefield, return all blue creatures your opponents control to their owners' hands.

Your opponents can't cast blue creature spells.

Lonely Sandbar enters the battlefield tapped.

{T}: Add {U}.

Cycling {U} ({U}, Discard this card: Draw a card.)

Players can't cast spells that share a color with the spell most recently cast this turn.

Flying

Metathran Transport can't be blocked by blue creatures.

{U}: Target creature becomes blue until end of turn.

{T}: Add {U}.

{2}{U}: Put an hour counter on Midnight Clock.

At the beginning of each upkeep, put an hour counter on Midnight Clock.

When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.

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.)

Myriad Landscape enters the battlefield tapped.

{T}: Add {C}.

{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

({T}: Add {U}.)

Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands.

When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Counter target noncreature spell.

Flying

{T}: Add one mana of any color.

As Painter's Servant enters the battlefield, choose a color.

All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors.

Target permanent becomes the color or colors of your choice. (This effect lasts indefinitely.)

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

Cycling {2} ({2}, Discard this card: Draw a card.)

You have no maximum hand size.

{T}: Add {C}.

Remote Isle enters the battlefield tapped.

{T}: Add {U}.

Cycling {2} ({2}, Discard this card: Draw a card.)

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

Tap all blue creatures.

{T}: Add {C}.

{1}{U}, {T}: Return target Wizard you control to its owner's hand.

{T}: Add one mana of any color.

{T}: Target creature becomes the color or colors of your choice until end of turn.

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}.

Flying, protection from red

{3}: Target blue creature gains shroud until end of turn. (It can't be the target of spells or abilities.)

As Shifting Sky enters the battlefield, choose a color.

All nonland permanents are the chosen color.

Look at the top six cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Silundi Isle enters the battlefield tapped.

{T}: Add {U}.

Enchant creature

When Sisay's Ingenuity enters the battlefield, draw a card.

Enchanted creature has "{2}{U}: Target creature becomes the color of your choice until end of turn."

Change the text of target spell or permanent by replacing all instances of one color word with another. (For example, you may change "target black spell" to "target blue spell." This effect lasts indefinitely.)

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

Return two target creatures to their owners' hands.

Wizardcycling {2} ({2}, Discard this card: Search your library for a Wizard card, reveal it, put it into your hand, then shuffle.)

Surge Mare can't be blocked by green creatures.

Whenever Surge Mare deals damage to an opponent, you may draw a card. If you do, discard a card.

{1}{U}: Surge Mare gets +2/-2 until end of turn.

Any number of target creatures become the color of your choice until end of turn.

Draw a card.

Equipped creature gets +2/+2 and has protection from green and from white.

Whenever equipped creature deals combat damage to a player, exile up to one target creature you own, then search your library for a basic land card. Put both cards onto the battlefield under your control, then shuffle.

Equip {2}

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip {2}

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Pay 2 life or {2}: Counter target red or green spell. Any player may activate this ability.

{T}: Target creature becomes the color of your choice until end of turn.

When Tidebinder Mage enters the battlefield, tap target red or green creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Tidebinder Mage.

Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

When Trophy Mage enters the battlefield, you may search your library for an artifact card with mana value 3, reveal it, put it into your hand, then shuffle.

{T}: Target instant or sorcery spell becomes the color of your choice.

Return all permanents of the color of your choice to their owners' hands.

Prevent all damage that would be dealt to a creature by another creature if they share a color.

Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.)

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. (For example, you may change "nonred creature" to "nongreen creature" or "plainswalk" to "swampwalk.")

Whenever a creature an opponent controls becomes the target of a spell or ability you control, gain control of that creature for as long as you control Willbreaker.

When Wrath of Marit Lage enters the battlefield, tap all red creatures.

Red creatures don't untap during their controllers' untap steps.