As an additional cost to cast this spell, sacrifice a blue permanent.

Counter target spell.

Counter target spell. You gain 3 life.

Counter target spell. Cards in your hand that share a card type with that spell perpetually gain “This spell costs {1} less to cast.”

Devoid (This card has no color.)

Counter target spell unless its controller pays {1}. You create a 1/1 colorless Eldrazi Scion creature token. It has “Sacrifice this creature: Add {C}.” ({C} represents colorless mana.)

Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell’s mana value.

Raid — If you attacked this turn, you may pay {U} rather than pay this spell’s mana cost.

Counter target spell.

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

Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it enters the battlefield under your control.)

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.)

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.

Choose one —

• Counter target spell.

• Target player draws two cards.

• Gain control of target nonland permanent with mana value 1 or less.

Change the text of target spell or permanent by replacing all instances of one creature type with another. The new creature type can’t be Wall. (This effect lasts indefinitely.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature’s color.)

Choose one or both —

• Counter target spell.

• Draw two cards, then discard a card.

Flash

When Ashiok’s Erasure enters the battlefield, exile target spell.

Your opponents can’t cast spells with the same name as the exiled card.

When Ashiok’s Erasure leaves the battlefield, return the exiled card to its owner’s hand.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

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

Flash

Flying

When Aven Interrupter enters the battlefield, exile target spell. It becomes plotted. (Its owner may cast it as a sorcery on a later turn without paying its mana cost.)

Spells your opponents cast from graveyards or from exile cost {2} more to cast.

Counter target spell, then ask a person outside the game if that spell looks dangerous to them. If they say yes, draw a card, then discard a card.

Counter target spell. If that spell targets a commander you control, instead counter that spell, scry 2, then draw a card.

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

This spell costs {3} less to cast if you control a creature with power 4 or greater.

Change the target of target spell or ability with a single target.