Forerunner of the Empire is a uncommon Creature — Human Soldier card from Rivals of Ixalan (RIX), collector number 102. Current market price: $0.90 (foil $6.10), TCGplayer market prices via Scryfall.
When this creature enters, you may search your library for a Dinosaur card, reveal it, then shuffle and put that card on top. Whenever a Dinosaur you control enters, you may have this creature deal 1 damage to each creature.