Counter target spell. You gain 3 life.

Counter target spell unless its controller pays {1}.

Counter target spell that targets a permanent you control.

This spell can't be countered. Counter target spell you don't control. Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Counter target noncreature spell. Its controller loses 2 life.

Counter target creature spell. Essence Backlash deals damage equal to that spell's power to its controller.

Counter target spell. Ionize deals 2 damage to that spell's controller.

Counter target spell unless its controller pays {X}. Mindswipe deals X damage to that spell's controller.

Counter target spell. You may cast a spell with an equal or lesser mana value from your hand without paying its mana cost.

Counter target spell.

Counter target spell unless its controller pays {X}.

Counter target spell unless its controller pays {X}. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Counter target spell.

Counter target spell with mana value 4 or greater.

Counter target spell. Draw a card.

Counter target instant spell.

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Counter target creature spell.

Counter target spell that targets a permanent you control. Draw a card.

Counter target spell. Look at its controller's hand.

Replicate {U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.) Counter target spell unless its controller pays {2}.

Counter target noncreature spell.

Counter target spell. Cycling {2} ({2}, Discard this card: Draw a card.)

Counter target instant or sorcery spell that targets you. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may copy the spell countered this way. You may choose new targets for the copy.

Counter target spell. Untap up to four lands.

Counter target noncreature spell unless its controller pays {2}.

Counter target creature spell with power or toughness 2 or less.

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

Counter target spell that targets a permanent you control.

This spell costs {1} less to cast if you control a Wizard. Counter target spell.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")

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.

Counter target spell. Madness {3}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Counter target spell. Its controller mills three cards.

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

This spell can't be countered. Counter target noncreature spell.

Counter target creature spell. Draw a card.

Flash When Frilled Mystic enters the battlefield, you may counter target spell.

Counter target creature spell. You create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

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

Counter target spell unless its controller pays {3}.

Counter target spell. Create an X/X green Ooze creature token, where X is that spell's mana value.

This spell costs {2} less to cast if it targets a blue spell. Counter target spell unless its controller pays {3}.

Counter target spell. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

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

Counter target spell. Basic landcycling {1}{U} ({1}{U}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)