Shriveling Rot

Instant

Choose one - Until end of turn, whenever a creature is dealt damage, destroy it; or until end of turn, whenever a creature dies, that creature's controller loses life equal to its toughness.

Entwine (Choose both if you pay the entwine cost.)

Tears of Rage

Instant

Cast Tears of Rage only during the declare attackers step.

Attacking creatures you control get +X/+0 until end of turn, where X is the number of attacking creatures. Sacrifice those creatures at the beginning of the next end step.

Abuna's Chant

Instant

Choose one - You gain 5 life; or prevent the next 5 damage that would be dealt to target creature this turn.

Entwine (Choose both if you pay the entwine cost.)

Retaliate

Instant

Destroy all creatures that dealt damage to you this turn.

The Auriok learned perseverance from their forebears. They learned justice from the leonin.

Fold into Æther

Instant

Counter target spell. If that spell is countered this way, its controller may put a creature card from his or her hand onto the battlefield.

Æther portals drift across Mirrodin's surface, dragging creatures across time and space.

Gifts Ungiven

Instant

Search your library for up to four cards with different names and reveal them. Target opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle your library.

Part the Veil

Instant - Arcane

Return all creatures you control to their owner's hand.

At the waterfall, the border between the humanoid and the spirit worlds was weakest. The kami moved across it with ease and at will.

Hideous Laughter

Instant - Arcane

All creatures get -2/-2 until end of turn.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Blind with Anger

Instant - Arcane

Untap target nonlegendary creature and gain control of it until end of turn. That creature gains haste until end of turn.

"I can post only the most honorable and strong-willed samurai to defend your stronghold. I have seen what can happen to lesser men."
-General Takeno, letter to Lord Konda

Scour

Instant

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles his or her library.

Minamo's Meddling

Instant

Counter target spell. That spell's controller reveals his or her hand, then discards each card with the same name as a card spliced onto that spell.

Like storm water through the segments of bamboo, the spell followed the links of magic. Then it destroyed them.

Quash

Instant

Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for all cards with the same name as that spell and exile them. Then that player shuffles his or her library.

Ire of Kaminari

Instant - Arcane

Ire of Kaminari deals damage to target creature or player equal to the number of Arcane cards in your graveyard.

"Thunder broke the brittle silence over the Araba. A surge of raw energy lifted the soldier's body into the air and briefly, in the heart of the flash, he saw the face of a god."
-Great Battles of Kamigawa

Overblaze

Instant - Arcane

Each time target permanent would deal damage to a creature or player this turn, it deals double that damage to that creature or player instead.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Torrent of Stone

Instant - Arcane

Torrent of Stone deals 4 damage to target creature.

Splice onto Arcane-Sacrifice two Mountains. (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Æther Shockwave

Instant

Choose one - Tap all Spirits; or tap all non-Spirit creatures.

"The strain upon the veil between worlds began to show near the end of the Kami War. Strange happenings that neither side could control lashed out across Kamigawa."
-Observations of the Kami War

Shifting Borders

Instant - Arcane

Exchange control of two target lands.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Gaze of Adamaro

Instant - Arcane

Gaze of Adamaro deals damage to target player equal to the number of cards in that player's hand.

Wherever it looked, it saw destruction-the wake of its own gaze.

Hidetsugu's Second Rite

Instant

If target player has exactly 10 life, Hidetsugu's Second Rite deals 10 damage to that player.

Hidetsugu never relinquished a grudge. He let it burn within him, gathering ever greater intensity until the final moment of vengeance.

Seed Spark

Instant

Destroy target artifact or enchantment. If was spent to cast Seed Spark, put two 1/1 green Saproling creature tokens onto the battlefield.

"If you ask me, those root-lovers value mindless dogma over progress."
-Trivaz, Izzet mage

Induce Paranoia

Instant

Counter target spell. If was spent to cast Induce Paranoia, that spell's controller puts the top X cards of his or her library into his or her graveyard, where X is the spell's converted mana cost.

Mnemonic Nexus

Instant

Each player shuffles his or her graveyard into his or her library.

True enlightenment comes not with a new thought, but with understanding of all the old ones.

Dogpile

Instant

Dogpile deals damage to target creature or player equal to the number of attacking creatures you control.

There is no shelter from this storm, its rain of fists, or the thunderous cackles of bloodlust.

Clutch of the Undercity

Instant

Return target permanent to its owner's hand. Its controller loses 3 life.

Transmute (, Discard this card: Search your library for a card with the same converted mana cost as this card, reveal it, and put it into your hand. Then shuffle your library. Transmute only as a sorcery.)

Gaze of the Gorgon

Instant

( can be paid with either or .)

Regenerate target creature. At end of combat, destroy all creatures that blocked or were blocked by that creature this turn.

Even the dead give way to the mineral gaze of the gorgon.

Master Warcraft

Instant

Cast Master Warcraft only before attackers are declared.

You choose which creatures attack this turn.

You choose which creatures block this turn and how those creatures block.

Frazzle

Instant

Counter target nonblue spell.

The chant was interrupted, the components cooked, and Zok worried that it was his brain he smelled smoking.

Seize the Soul

Instant

Destroy target nonwhite, nonblack creature. Put a 1/1 white Spirit creature token with flying onto the battlefield.

Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)

When the creature Seize the Soul haunts dies, destroy target nonwhite, nonblack creature. Put a 1/1 white Spirit creature token with flying onto the battlefield.

Parallectric Feedback

Instant

Parallectric Feedback deals damage to target spell's controller equal to that spell's converted mana cost.

"You can't have so many people living so close together, all practicing so much magic, and not expect some feedback."

Cackling Flames

Instant

Cackling Flames deals 3 damage to target creature or player.

Hellbent - Cackling Flames deals 5 damage to that creature or player instead if you have no cards in hand.

"I like a little entertainment with my dinner."
-Rakdos

Æthermage's Touch

Instant

Reveal the top four cards of your library. You may put a creature card from among them onto the battlefield. It has "At the beginning of your end step, return this creature to its owner's hand." Then put the rest of the cards revealed this way on the bottom of your library in any order.

Azorius Ploy

Instant

Prevent all combat damage target creature would deal this turn.

Prevent all combat damage that would be dealt to target creature this turn.

Azorius military tactics, like their legal tactics, capitalize on delay and nullification.

Wrecking Ball

Instant

Destroy target creature or land.

Rakdos festivals almost leave enough rubble in their wake to hide the bodies.

Careful Consideration

Instant

Target player draws four cards, then discards three cards. If you cast this spell during your main phase, instead that player draws four cards, then discards two cards.

"Sages who take the time to verify their sources are rewarded for their diligence."
-Jhoira, to Teferi

Mystical Teachings

Instant

Search your library for an instant card or a card with flash, reveal it, and put it into your hand. Then shuffle your library.

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

Sulfurous Blast

Instant

Sulfurous Blast deals 2 damage to each creature and each player. If you cast this spell during your main phase, Sulfurous Blast deals 3 damage to each creature and each player instead.

The Keldons used the toxic vents in the cracked earth to bolster their home's defenses.

Chameleon Blur

Instant

Prevent all damage that creatures would deal to players this turn.

"Sometimes the best plan is neither fighting nor running."
-Freyalise

Stonewood Invocation

Instant

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

Target creature gets +5/+5 and gains shroud until end of turn. (It can't be the target of spells or abilities.)

"Might of ancient wood and stone,
Into spirit, flesh, and bone."

Dismal Failure

Instant

Counter target spell. Its controller discards a card.

"Two magi could trade spells all day and never crown a victor. The real battle is not one of power but of will. If your confidence breaks, so too shall you."
-Venser

Spellshift

Instant

Counter target instant or sorcery spell. Its controller reveals cards from the top of his or her library until he or she reveals an instant or sorcery card. That player may cast that card without paying its mana cost. Then he or she shuffles his or her library.