Dragoons of Draconia (SECE-EN000) - Secrets of Eternity Unlimited

Once per turn, if a Normal Monster you control destroys an opponent's monster by battle, after damage calculation: You can add 1 Level 4 or higher Normal Monster from your Deck to your hand.
Armed with muskets and iron spears, these mounted land troops of the Draconia Empire are feared by the Reptier Kingdom and other bordering nations.