The Rothkoe 721 is a secondary weapon for the Medic class in Blitz Brigade. Similar to the Harper M37, it is an old-style pump action shotgun, and looks almost exactly the same but has an ammo holder on the left side of the gun, which is visible. like the Harper M37, it also has a Barrel shroud .Its rate of fire is not that much higher than the Harper, but it does have more ammo and higher damage. The gun original version costs 4,000 coins to purchase, but is no longer available in the shop; however, it is still obtainable by buying the Starter Pack, which also includes another gun that is no longer in the shop, the Belyov, for 150 diamonds. It is based off of the Winchester Model 12.