Counter target nonartifact spell unless its controller pays .

, : Counter target activated ability. Activate only if you control four or more snow permanents. (Mana abilities can't be targeted.)

Discard any number of cards. Counter target spell unless its controller pays for each card discarded this way.

Counter target spell unless its controller pays plus an additional for each card named Rune Snag in each graveyard.

Counter target activated ability from an artifact source. (Mana abilities can't be targeted.)

Flying

Whenever Sapphire Dragon attacks or blocks, scry 2.

Counter target spell.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Counter target artifact or creature spell unless its controller pays .

Counter target spell. Clash with an opponent. If you win, at the beginning of your next main phase, you may add an amount of equal to that spell's mana value. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Counter target spell that's the second spell cast this turn.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Silumgar Spell-Eater is turned face up, counter target spell unless its controller pays .

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.

Counter target spell unless its controller pays . If you revealed a Dragon card or controlled a Dragon as you cast this spell, counter that spell instead.

Flying

, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.

Flying

, Return a land you control to its owner's hand: Counter target spell unless its controller pays .

Choose one —

• Counter target spell unless its controller pays .

• Draw two cards.

Counter target spell with mana value X. (For example, if that spell's mana cost is , X is 5.)

Multikicker (You may pay an additional any number of times as you cast this spell.)

Counter target spell unless its controller pays . Draw a card for each time Spell Contortion was kicked.

Counter target spell. If that spell is countered this way, put it on the bottom of its owner's library instead of into that player's graveyard. Put Spell Crumple on the bottom of its owner's library.

Counter target spell unless its controller pays , where X is the greatest power among creatures you control.

Counter target spell with mana value 2.

Counter target spell.

Fateful hour — If you have 5 or less life, draw a card.

Counter target spell, then assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Counter target spell unless its controller pays for each blue permanent you control.

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

Flying

Sacrifice Spiketail Drake: Counter target spell unless its controller pays .

Flying (This creature can't be blocked except by creatures with flying or reach.)

Sacrifice Spiketail Hatchling: Counter target spell unless its controller pays .

Counter target activated ability. (Mana abilities can't be targeted.)

Draw a card.

Choose one —

• Counter target artifact spell.

• Return target artifact to its owner's hand.

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

Flying

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Stratus Dancer is turned face up, counter target instant or sorcery spell.

, , Discard a card: Counter target creature spell.

Counter target noncreature spell unless its controller pays .

Ferocious — If you control a creature with power 4 or greater, counter that spell instead.

Choose one or more —

• Counter target spell.

• Counter target activated or triggered ability.

• Return target nonland permanent to its owner's hand.

• Create a token that's a copy of target creature you control.

• Target player draws a card.

Counter target creature spell. Create a 2/2 blue Illusion creature token.

Choose one —

• Counter target spell unless its controller pays .

• Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

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

Counter target activated ability, triggered ability, or legendary spell.

Counter target spell or ability an opponent controls that targets a land you control. If a permanent's ability is countered this way, destroy that permanent.

Draw two cards.

Counter target instant or sorcery spell. Search its controller's graveyard, hand, and library for any number of cards with the same name as that spell and exile them. That player shuffles, then draws a card for each card exiled from their hand this way.

Counter target spell unless its controller pays , where X is your devotion to blue. (Each in the mana costs of permanents you control counts toward your devotion to blue.)

Counter target spell with mana value 4 or less.

: Counter target black spell unless that spell's controller pays or .

Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.

Counter target creature spell. Put two +1/+1 counters on up to one target creature.

Return all creatures blocking or blocked by target creature to their owner's hand.

Counter target spell that targets a permanent you control.

Counter target spell. Its controller loses 3 life.

Counter target noncreature spell. Untap up to three lands.

Choose one —

• Counter target spell.

• Tap up to two target creatures.

Choose two —

• Counter target black-bordered spell.

• Return target creature to its owner's hand.

• Untap each permanent you control with a watermark.

• Roll two six-sided dice. Target player mills X cards, where X is the total of those results.