Fraaz, the Shinyfinder

When Fraaz enters the battlefield, exile a
random card from your graveyard. If the
exiled card's mana value is 3 or less, you may
cast it without paying it's mana cost. Otherwise, put it into your hand.
Escape—{3}{r}{g}, Exile four other cards from
your graveyard. (You may cast this card from
your graveyard for its escape cost.)