Blaise, The Duchess in White

{w}{u}{b}{r}{g}: If mana from a land is spent on this ability, search your deck for a land, reveal it and put it in your hand. Then shuffle. If mana from a creature is spent, all creatures you control gain +3/+3 until the end of the turn. If mana from an artifact is spent, Scry 2 and then Draw 1. If mana from an instant or sorcery is spent, copy the next spell cast, you may choose new targets.