Rathian, Veil-Weaver

You pay X life, rather than pay the casting cost
of a spell where X is equal to the spells converted mana cost.
{p/r}: Rathian deals 2 damage to any target.
{p/b}{p/b}{p/b}{t}: Pay 3 life, search your library for a card, shuffle your library, and place the chosen card on top of your library.