A nice but unlikely addition to AH2 would the the Bf-109/Ju-88 Mistel Aircraft. Generally, it is a Ju-88 coverted to a pilotless missile attached to and controlled by the Bf-109 Mother Aircraft which would carry it underneath until it came time to launch it at its target.
More information is available by clicking on the following link.
http://en.wikipedia.org/wiki/MistelI highly doubt we will ever see this aircraft in the game but it's worth a shot. Besides, what's the worst they can say?