Penguins Tactical's Training Scene episode 43 features the Tokyo Marui MP7A1 Gas Blowback SMG. Whilst it is not a full 1:1 scale of the real MP7 from Heckler & Koch, airsoft players like its realistic operation and strong recoil... "MOTO from Penguins Tactical doing demos with Tokyo Marui MP7A1 GBB."