Nah, more likely a Dalek in a biplane. Missy's singing will make them calm down.

The Doctor is going to shoot the hand mines- and then show Davros compassion. Maybe take him on a few trips, maybe show him the beauty of the universe- maybe he'll show young Davros the terror of the Daleks. It'll be just enough to save Missy and Clara- but it'll still backfire and end in the Daleks' creation. That…