Perhaps Izax wasn't the only ruler in their world who had taken an interest in the universe. In any world, there would always be people who looked up at the stars. But Izax was unquestionably the one who took the most action—and the one who acted most decisively.
When he realized that neither the power at his disposal nor even the might of the entire demon race could take him to the edge of the spatial bubble, and that the constant wars raging across the world would seriously hinder his explorations, he decided he had to unite the entire world under one banner. Not for some hollow greater good, nor for some sacred mission. He had only one goal: to see what the real universe beyond the spatial bubble was like.
Without realizing it, he had gradually gone from simply wanting to expand his territory to becoming fascinated by the universe itself. He had come to loathe both his own unremarkable first half of life and the equally unremarkable world around him. It took him centuries to change his way of thinking, and this was something no demon had ever considered before. He summed up his transformation this way: "The more I saw, the more I realized how little I knew. I became filled with awe for the entire universe, and I couldn't wait to uncover its secrets—and that would require the strength of the whole world."
If it had been another race, or one of those "standard heroes" found only in religious tales, they probably would have chosen some lofty slogan when trying to unite the world. They would have called on people to band together in the name of something sacred, and used diplomacy and justice to accomplish this great goal. But Izax wouldn't do that. He was