Ugin, Eye of the Storms (Showcase)

When you cast this spell, exile up to one target permanent that's one or more colors. Whenever you cast a colorless spell, exile up to one target permanent that's one or more colors. [2]: You gain 3 life and draw a card. [0]: Add CCC. [11]: Search your library for any number of colorless nonland cards, exile them, then shuffle. Until end of turn, you may cast those cards without paying their mana costs.