Priest of the Sacred Flame

As long as there is a card called Sacred Flame of Philosophers in your graveyard, Priest of the
Sacred Flame has +2/+0, lifelink and flying.
{w}{u}{r}{t}:Search your library for a card called
Sacred Flame of Philosophers and exile it. Shuffle
your library. Until end of turn, you may cast that
card without paying its mana cost.
One ephemeral glimpse, the prize for all his life's work.