I'm Almost Dead, and the System Only Just Showed Up?

He transmigrated a thousand years ago and still hadn't awakened a System. Just as his family was on the verge of destruction, the System finally arrived. In his first year after awakening it, he cleaved a province in two. Later, he shattered an entire region with his demigod-level power. As a True God, he nearly broke the Tianyuan Continent apart. And once he reached the Immortal Dao realm, he went on to obliterate an entire ancient world.