Call of the Herd is a uncommon Sorcery card from Dominaria Remastered (DMR), collector number 153. Current market price: $0.22 (foil $0.33), TCGplayer market prices via Scryfall.
Create a 3/3 green Elephant creature token. Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)