Oracle Text

Legendary Planeswalker — Ugin

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 {C}{C}{C}. [−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.