Force of Will

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

Change the target of target spell with a single target.

You may discard an Island card and another card rather than pay this spell's mana cost.

Counter target spell.

Counter target spell. You may cast a spell that shares a card type with it from your hand without paying its mana cost.

You may return three Islands you control to their owner's hand rather than pay this spell's mana cost.

Counter target spell.

If an opponent cast three or more spells this turn, you may pay rather than pay this spell's mana cost.

Exile any number of target spells.

If an opponent searched their library this turn, you may pay rather than pay this spell's mana cost.

Target opponent mills thirteen cards.