Topiary Stomper is a rare Creature — Plant Dinosaur card from Streets of New Capenna Promos (PSNC), collector number 160p. Current market price: $0.99 (foil $1.58), TCGplayer market prices via Scryfall.
Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, search your library for a basic land card, put it onto the battlefield tapped, then shuffle. This creature can't attack or block unless you control seven or more lands.