The Man, Speaker of Hands

+3: Exile target card from your library, then shuffle your library, you may cast that spell from exile without paying its mana cost until end of turn
-3: Target opponent exiles a creature with power 4 or greater, you gain life equal that creatures converted mana cost
-X: destroy X target nonland permanents opponents control, you may also use this ability to counter any target spell unless its controller pays X