Quartzwood Crasher is a rare Creature — Dinosaur Beast card from The Lost Caverns of Ixalan Commander (LCC), collector number 281. Current market price: $2.11, TCGplayer market prices via Scryfall.
Trample Whenever one or more creatures you control with trample deal combat damage to a player, create an X/X green Dinosaur Beast creature token with trample, where X is the amount of damage those creatures dealt to that player.