Rally the Peasants is a uncommon Instant card from Innistrad Remastered (INR), collector number 347. Current market price: $0.30 (foil $0.40), TCGplayer market prices via Scryfall.
Creatures you control get +2/+0 until end of turn. Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)