Arcanis, The Wanderer

+2: Look at the top three cards of your library, put one into your hand, another on top, and the last on the bottom of your library
-1: Search your library for a wizard, instant, or sorcery card, reveal it, and put it into your hand
-7: Search your library for any amount of instant, sorcery, or wizard cards, you may cast those cards without paying their mana cost