Seismic Monstrosaur is a common Creature — Dinosaur card from The Lost Caverns of Ixalan (LCI), collector number 166. Current market price: $0.22 (foil $0.31), TCGplayer market prices via Scryfall.
Trample {2}{R}, Sacrifice a land: Draw a card. Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)