Restless Vinestalk is a rare Land card from Wilds of Eldraine Promos (PWOE), collector number 261p. Current market price: $0.52 (foil $0.99), TCGplayer market prices via Scryfall.
This land enters tapped. {T}: Add {G} or {U}. {3}{G}{U}: Until end of turn, this land becomes a 5/5 green and blue Plant creature with trample. It's still a land. Whenever this land attacks, up to one other target creature has base power and toughness 3/3 until end of turn.