Eye of Ugin is a rare Legendary Land card from Modern Masters 2015 (MM2), collector number 242. Current market price: $53.67 (foil $64.64), TCGplayer market prices via Scryfall.
Colorless Eldrazi spells you cast cost {2} less to cast. {7}, {T}: Search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.