Kratos is fat because CoryBarlog has a very free and unrestrained idea about Kratos, that is, he dresses Kratos as an old man with a beer belly and fat meat. According to relevant information, in a group discussion at the San Diego Comic-Con earlier, Barlog revealed that he initially had a very flying idea about Kratos in god of war 4, hoping to turn Kratos into a potbellied "father figure", which looked more like spending all day in a pub than exercising.