Birth of a World: The ascendancy games

"What is a world? And what is its purpose?" The grand halls of heaven were filled with an innumerable count of newly ascended deities going through their first lessons of godhood. "To put it simply," The instructor continued. "A world is a platform, purpose built, for the improvement and eventual ascendancy of the beings placed upon it. Also please take note that as they grow...so will you."