The Unspeakable Tetrahedron

{1}{t}: Draw a card, and lose a life
{2}{t}: Draw 2 cards, then discard a card
{3}{t}: Exile target creature, return it to the battlefield under its owner's control during the next end step
{4}{t}: Gain life equal to the amount of Elder and Outer Gods you control
{5}{t}: Search your library for an Elder, Outer, or Horror Creature, and put it into your hand