Troyan, Gutsy Explorer is a uncommon Legendary Creature — Vedalken Scout card from Wilds of Eldraine (WOE), collector number 217. Current market price: $0.17 (foil $0.39), TCGplayer market prices via Scryfall.
{T}: Add {G}{U}. Spend this mana only to cast spells with mana value 5 or greater or spells with {X} in their mana costs. {U}, {T}: Draw a card, then discard a card.