Complex sentence: The successive Gorims throughout history can be said to be the disciples of UL, as they seem to learn some powers similar to sorcery, and while they are not immortal, they live as long as UL requires them to serve.
Split into simpler sentences: The successive Gorims throughout their world's history can be said to be the disciples of UL, as they seem to learn some powers similar to sorcery. While they are not immortal, they live as long as UL requires them to serve.