Mira brought Tartakovsky to a crossroads as her advanced abilities implied an intelligent and more evolved civilization exists. He explained, “After [Mira], that's where we got into a pause for a bit to figure out where we're going to go. Originally, of course, you have to do Egypt, right? Because that's one of the first civilizations with the overlord Pharaoh and slaves, but that's where it really broke for me.”