MP7 is a modern submachine gun which comes in 9mm. This weapon has high accuracy, but it is hard to control in automatic mode. It was decorated with a pattern of red hearts with the inscription "Love" on it. Exchange your Soul Gems for the MP7 Special Delivery. The MP7 is a submachine gun, which was created by the German company Heckler & Koch. The weapon has a short recoil and is very easy to handle, but the range is limited. This submachine gun was covered with a special delivery box and then decorated with red details. Exchange your Soul Gems for the MP7 Special Delivery.