Your search for "imposing vantasaur 17" revealed the following:
Imposing Vantasaur (IKO) from Ikoria: Lair of Behemoths, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonathan Kuo Card Text:VigilanceCycling 1 (1, Discard this card: Draw a card.)
Imposing Vantasaur - IKO Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jonathan Kuo Card Text:VigilanceCycling 1 (1, Discard this card: Draw a card.)
Imposing Vantasaur (Foil) (IKO) from Ikoria: Lair of Behemoths, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jonathan Kuo Card Text:VigilanceCycling 1 (1, Discard this card: Draw a card.)