Snapback

You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost.

Counter target spell if its mana value is X.

You may return an Island you control to its owner's hand rather than pay this spell's mana cost.

You may tap or untap target creature.

If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost.

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

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 .

As an additional cost to cast this spell, return a creature you control to its owner's hand.

Counter target spell.

You may sacrifice a nontoken blue creature rather than pay this spell's mana cost.

Counter target spell.