Execute

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

Exorcist

{1}{W}, {T}: Destroy target black creature.

Reign of Chaos

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

Red Elemental Blast

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

Sylvan Paradise

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

Harbinger of the Seas

Niveous Wisps

Target creature becomes white until end of turn. Tap that creature.
Draw a card.

Aphotic Wisps

Target creature becomes black and gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)
Draw a card.

Call to the Netherworld

Return target black creature card from your graveyard to your hand.
Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Ramos, Dragon Engine

Flying
Whenever you cast a spell, put a +1/+1 counter on Ramos for each of that spell's colors.
Remove five +1/+1 counters from Ramos: Add {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}. Activate only once each turn.

Wallop

Destroy target blue or black creature with flying.

Lifelace

Target spell or permanent becomes green. (Mana symbols on that permanent remain unchanged.)

Display of Dominance

Choose one —
• Destroy target blue or black noncreature permanent.
• Permanents you control can't be the targets of blue or black spells your opponents control this turn.

Boiling Seas

Conversion

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

Gainsay

Blood Moon

Shell Skulkin

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

Anarchy

Lifeforce

Guttural Response

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.)

Cerulean Wisps

Target creature becomes blue until end of turn. Untap that creature.
Draw a card.

Sea Kings' Blessing

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

Aurora Griffin

Flying
{W}: Target permanent becomes white until end of turn.

Incite

Target creature becomes red until end of turn and attacks this turn if able.

Celestial Purge

Rending Volley

This spell can't be countered.
Rending Volley deals 4 damage to target white or blue creature.

Stench of Evil

Destroy all Plains. For each land destroyed this way, Stench of Evil deals 1 damage to that land's controller unless they pay {2}.

Curse of Marit Lage

When this enchantment enters, tap all Islands.
Islands don't untap during their controllers' untap steps.

Virtue's Ruin

Blue Elemental Blast

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

Boil

Touch of Darkness

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

Singe

Singe deals 1 damage to target creature. That creature becomes black until end of turn.

Jawbone Skulkin

{2}: Target red creature gains haste until end of turn.

Stromgald Cabal

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

Glare of Heresy

Douse

Hoof Skulkin

{3}: Target green creature gets +1/+1 until end of turn.

Surge of Righteousness

Destroy target black or red creature that's attacking or blocking. You gain 2 life.

Heaven's Gate

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

Slay

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

Chaoslace

Target spell or permanent becomes red. (Its mana symbols remain unchanged.)

Acid Rain

Magus of the Moon

Parch

Choose one —
• Parch deals 2 damage to any target.
• Parch deals 4 damage to target blue creature.

Order of the Sacred Torch

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

Active Volcano

Choose one —
• Destroy target blue permanent.
• Return target Island to its owner's hand.

Orcish Healer

{R}{R}, {T}: Target creature can't be regenerated this turn.
{B}{B}{R}, {T}: Regenerate target black or green creature.
{R}{G}{G}, {T}: Regenerate target black or green creature.

Flash Flood

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

Fang Skulkin

{2}: Target black creature gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)

Deathmark

Thoughtlace

Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.)

Flashfreeze

Deathgrip

Combust

This spell can't be countered.
Combust deals 5 damage to target white or blue creature. The damage can't be prevented.

Crimson Wisps

Target creature becomes red and gains haste until end of turn. (It can attack and {T} this turn.)
Draw a card.

Dark Betrayal

Dwarven Song

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

Perish

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

Urborg, Tomb of Yawgmoth

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

Flashfires

Tsunami

Nightcreep

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

Viridescent Wisps

Target creature becomes green and gets +1/+0 until end of turn.
Draw a card.

Thrull Wizard

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

Yavimaya, Cradle of Growth

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

Glaciers

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

Nature's Ruin

Antler Skulkin

{2}: Target white creature gains persist until end of turn. (When it dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)