Rhaand, the Grand Mage

Hexproof

When Rhaand, the Great Mage enters the battlefield exile an instant or a sorcery spell with converted mana cost of X or less from your library or either graveyard. Rhaand, the Grand Mage gains 1 power whenever an instant or a sorcery spell is cast.

{w}{w}{u}{u}: cast an instanr or sorcery spell that is exiled without paying its cost.

{w}{u}{t}: exile an instant from your graveyard