Although the hopes of the Luftwaffe rested on the twin-engine Dorner Do335 becoming Germany’s next overpowering force in the sky, its deployment was prematurely cut short by the close of WWII. The unique design of this multipurpose aircraft featured two liquid cooled engines powering two propellers. The design of the Do335 was nothing short of revolutionary, and provided an incredible top-speed of 760km/h.