Tolaria West is a mythic Land card from From the Vault: Lore (V16), collector number 13. Current market price: — (foil $2.72), TCGplayer market prices via Scryfall.
This land enters tapped. {T}: Add {U}. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with mana value 0, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)