Vivid Imagination

Draw two cards. If you don't own at least three cards in exile, discard a card. If Vivid Imagination was cast from your graveyard, draw three cards instead.
Flashback - Shuffles seven cards you own from exile into your library.
As Silex dreams of far away worlds, fragments of the dreamworld are made real. Alien to Shaddath, they spend their short lifespan pondering their existence.