Lifetap

Whenever a Forest an opponent controls becomes tapped, you gain 1 life.

Rith, the Awakener

Flying
Whenever Rith deals combat damage to a player, you may pay {2}{G}. If you do, choose a color, then create a 1/1 green Saproling creature token for each permanent of that color.

Hibernation

Return all green permanents to their owners' hands.

Choke

Islands don't untap during their controllers' untap steps.

Chill

Flashfires

Crystal Spray

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.

Blue Elemental Blast

Choose one —
• Counter target red spell.
• Destroy target red permanent.

Conversion

At the beginning of your upkeep, sacrifice this enchantment unless you pay {W}{W}.
All Mountains are Plains.

Braid of Fire

Cumulative upkeep—Add {R}. (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.)

Virtue's Ruin

Nightcreep

Until end of turn, all creatures become black and all lands become Swamps.

Last Stand

Target opponent loses 2 life for each Swamp you control. Last Stand deals damage to target creature equal to the number of Mountains you control. Create a 1/1 green Saproling creature token for each Forest you control. You gain 2 life for each Plains you control. Draw a card for each Island you control, then discard that many cards.

Sleight of Mind

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.)

Cromat

{W}{B}: Destroy target creature blocking or blocked by Cromat.
{U}{R}: Cromat gains flying until end of turn.
{B}{G}: Regenerate Cromat.
{R}{W}: Cromat gets +1/+1 until end of turn.
{G}{U}: Put Cromat on top of its owner's library.

Treva, the Renewer

Flying
Whenever Treva deals combat damage to a player, you may pay {2}{W}. If you do, choose a color, then you gain 1 life for each permanent of that color.

Perish

Destroy all green creatures. They can't be regenerated.

Ice Cave

Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)

Urza's Incubator

As this artifact enters, choose a creature type.
Creature spells of the chosen type cost {2} less to cast.

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

King Crab

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

Sea Kings' Blessing

One or more target creatures become blue until end of turn.

Fruition

You gain 1 life for each Forest on the battlefield.

Painter's Servant

As this creature enters, choose a color.
All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors.

Circle of Protection: White

{1}: The next time a white source of your choice would deal damage to you this turn, prevent that damage.

Prismatic Lace

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

Northern Paladin

{W}{W}, {T}: Destroy target black permanent.

Kormus Bell

All Swamps are 1/1 black creatures that are still lands.

Spinal Villain

Distorting Lens

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

Chameleon Spirit

As this creature enters, choose a color.
Chameleon Spirit's power and toughness are each equal to the number of permanents of the chosen color your opponents control.

Flooded Woodlands

Green creatures can't attack unless their controller sacrifices a land of their choice for each green creature they control that's attacking. (This cost is paid as attackers are declared.)

Thoughtleech

Whenever an Island an opponent controls becomes tapped, you may gain 1 life.

Blind Seer

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

Birds of Paradise

Omen of Fire

Return all Islands to their owners' hands. Each player sacrifices a Plains or a white permanent of their choice for each white permanent they control.

Crackdown

Nonwhite creatures with power 3 or greater don't untap during their controllers' untap steps.

Searing Rays

Choose a color. Searing Rays deals damage to each player equal to the number of creatures of that color that player controls.

Flash Flood

Choose one —
• Destroy target red permanent.
• Return target Mountain to its owner's hand.

Irini Sengir

Green enchantment spells and white enchantment spells cost {2} more to cast.

High Seas

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

Douse

Spectral Shift

Choose one —
• Change the text of target spell or permanent by replacing all instances of one basic land type with another. (This effect lasts indefinitely.)
• Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.)
Entwine {2} (Choose both if you pay the entwine cost.)

Lifeforce

Heaven's Gate

One or more target creatures become white until end of turn.

Whim of Volrath

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.")

Deathgrip

Tsabo's Assassin

{T}: Destroy target creature if it shares a color with the most common color among all permanents or a color tied for most common. A creature destroyed this way can't be regenerated.

Pearl Medallion

White spells you cast cost {1} less to cast.

Circle of Protection: Green

{1}: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

Thrull Wizard

{1}{B}: Counter target black spell unless that spell's controller pays {B} or {3}.

Jet Medallion

Black spells you cast cost {1} less to cast.

Execute

Destroy target white creature. It can't be regenerated.
Draw a card.

Circle of Protection: Black

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Shimmer

As this enchantment enters, choose a land type.
Each land of the chosen type has phasing. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

Dwarven Song

One or more target creatures become red until end of turn.

Scald

Whenever a player taps an Island for mana, this enchantment deals 1 damage to that player.

Magical Hack

Change the text of target spell or permanent by replacing all instances of one basic land type with another. (For example, you may change "swampwalk" to "plainswalk." This effect lasts indefinitely.)

Roots of Life

As this enchantment enters, choose Island or Swamp.
Whenever a land of the chosen type an opponent controls becomes tapped, you gain 1 life.

Crusading Knight

Protection from black
This creature gets +1/+1 for each Swamp your opponents control.

Western Paladin

{B}{B}, {T}: Destroy target white creature.

Yawgmoth's Edict

Whenever an opponent casts a white spell, that player loses 1 life and you gain 1 life.

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Reap

Return up to X target cards from your graveyard to your hand, where X is the number of black permanents target opponent controls as you cast this spell.

Havoc

Whenever an opponent casts a white spell, they lose 2 life.

Warmth

Whenever an opponent casts a red spell, you gain 2 life.

Alter Reality

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.)

Crosis, the Purger

Flying
Whenever Crosis deals combat damage to a player, you may pay {2}{B}. If you do, choose a color, then that player reveals their hand and discards all cards of that color.

Carpet of Flowers

At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.

Justice

At the beginning of your upkeep, sacrifice this enchantment unless you pay {W}{W}.
Whenever a red creature or spell deals damage, this enchantment deals that much damage to that creature's or spell's controller.

Swirl the Mists

As this enchantment enters, choose a color word.
All instances of color words in the text of spells and permanents are changed to the chosen color word.

Touch of Darkness

One or more target creatures become black until end of turn.

Boil

Compost

Whenever a black card is put into an opponent's graveyard from anywhere, you may draw a card.

Reclamation

Black creatures can't attack unless their controller sacrifices a land of their choice for each black creature they control that's attacking. (This cost is paid as attackers are declared.)

Urza's Filter

Multicolored spells cost {2} less to cast.

Vodalian Mystic

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

Absolute Law

Shifting Sky

As this enchantment enters, choose a color.
All nonland permanents are the chosen color.

Ruby Medallion

Red spells you cast cost {1} less to cast.

Magistrate's Veto

White creatures and blue creatures can't block.

Illusionary Terrain

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.)
As this enchantment enters, choose two basic land types.
Basic lands of the first chosen type are the second chosen type.

Kavu Chameleon

This spell can't be countered.
{G}: This creature becomes the color of your choice until end of turn.

Sapphire Medallion

Blue spells you cast cost {1} less to cast.

Dread of Night

Stern Judge

{T}: Each player loses 1 life for each Swamp they control.

Insight

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

Teferi's Moat

As this enchantment enters, choose a color.
Creatures of the chosen color without flying can't attack you.

Eastern Paladin

{B}{B}, {T}: Destroy target green creature.

Circle of Protection: Blue

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

Snake Pit

Whenever an opponent casts a blue or black spell, you may create a 1/1 green Snake creature token.

Emerald Medallion

Green spells you cast cost {1} less to cast.

Righteous War

White creatures you control have protection from black.
Black creatures you control have protection from white.

Llawan, Cephalid Empress

When Llawan enters, return all blue creatures your opponents control to their owners' hands.
Your opponents can't cast blue creature spells.

Stromgald Cabal

{T}, Pay 1 life: Counter target white spell.

Dromar, the Banisher

Flying
Whenever Dromar deals combat damage to a player, you may pay {2}{U}. If you do, choose a color, then return all creatures of that color to their owners' hands.

Utopia Tree

Light of Day

Dream Tides

Creatures don't untap during their controllers' untap steps.
At the beginning of each player's upkeep, that player may choose any number of tapped nongreen creatures they control and pay {2} for each creature chosen this way. If the player does, untap those creatures.

Freyalise's Charm

Whenever an opponent casts a black spell, you may pay {G}{G}. If you do, you draw a card.
{G}{G}: Return this enchantment to its owner's hand.

Order of the Sacred Torch

{T}, Pay 1 life: Counter target black spell.

Blanket of Night

Each land is a Swamp in addition to its other land types.

Seedtime

Cast this spell only during your turn.
Take an extra turn after this one if an opponent cast a blue spell this turn.

Reign of Chaos

Choose one —
• Destroy target Plains and target white creature.
• Destroy target Island and target blue creature.

Sanctimony

Whenever an opponent taps a Mountain for mana, you may gain 1 life.

Darkest Hour

Sway of Illusion

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

Circle of Protection: Artifacts

{2}: The next time an artifact source of your choice would deal damage to you this turn, prevent that damage.