As a Demon Cultivator, It Makes Sense to Have Hundreds of Millions of Demon Souls, Right?

I thought that the mortal planet 'Deep Blue' was an ordinary planet. Although they are all mortal souls, the advantage lies in their numbers. Trillions of mortal souls can be sacrificed and refined to achieve his position as the supreme demon king. But a sudden change made Han Qing discover that this was not a mortal star, but a hunting ground. But Han Qing smiled. Is the spreading of magic techniques around the world really just a hunting ground? And wait, aren't they all stepping stones for me, Old Demon Han? ............ When Han Qing looked back, he said calmly, "It's just a little bit of wind and frost."