AG doesn't decide what games go into development. If you're lucky you might be able to get a hold of a developer and you could request one, but I highly doubt it that he/she would take the request.
Making a game takes allot of time and one time, when I created a simple game of hitting a target that is bouncing, it took me like 10 hours... OR just go to another site like . You could ask them to hack or add a game to the site.