Shimojo commented that the balance checking basically went on until someone said: "Stop it, stop it, we really have to launch it now". He attributes this work to why "Advance Wars" is so highly revered. In designing maps, he comments that it is impossible to please everyone, explaining that some people prefer maps where they start out weak and grow stronger, while others prefer to start out strong and tear through their opponent. His goal was to ensure that there were enough maps that people could say "Here we go, here’s one of my maps. This is what I was waiting for". The mechanic of unlocking maps was introduced into the game as a means of getting gamers to play the game for longer, but in an interview discussing why the feature was removed in the future title "", a developer commented that it prevented people who were too busy to spend the time unlocking levels, and that there were better ways to keep players interested.