remember, even Hawkeye rode a bike and shoot enemy at deadly accuracy at the same time although that kind of bike is quite inconvenient for such stunt, but welp it looks dang cool so why bother?
Well, if the Mongols could do it on horses, why can't they?
They're better off using Taihou's crossbow while riding the motorcycle. They look like they they're going to swerve right to the ground and die before they can even fire a shot.