Rewind

Counter target spell. Untap up to four lands.

Cancel

Disdainful Stroke

Counter target spell with mana value 4 or greater.

Keep Safe

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

Soul Read

Choose one —
• Counter target spell unless its controller pays {4}.
• Draw two cards.

Frilled Mystic

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

Miscalculation

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

Ghostly Flicker

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Planar Incision

Exile target artifact or creature, then return it to the battlefield under its owner's control with a +1/+1 counter on it.

Exclude

Counter target creature spell.
Draw a card.

Dispel

Confound

Counter target spell that targets a creature.
Draw a card.

Daze

You may return an Island you control to its owner's hand rather than pay this spell's mana cost.
Counter target spell unless its controller pays {1}.

False Summoning

Bone to Ash

Force Spike

Counter target spell unless its controller pays {1}.

Negate

Siren's Ruse

Exile target creature you control, then return that card to the battlefield under its owner's control. If a Pirate was exiled this way, draw a card.

Counterspell

Sinister Sabotage

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

Intervene

Counter target spell that targets a creature.

Essence Flux

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Essence Scatter

Capsizing Wave

Return target creature to its owner's hand. (Then exile this card. You may cast the creature later from exile.)

Sword Coast Serpent

Sword Coast Serpent can't be blocked as long as you've cast a noncreature spell this turn.

Sword Coast Serpent // Capsizing Wave

Unwind

Counter target noncreature spell. Untap up to three lands.

Mana Leak

Counter target spell unless its controller pays {3}.

Blur

Exile target creature you control, then return that card to the battlefield under its owner's control.
Draw a card.

Dissolve

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

Spell Pierce

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

Displace

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.