Great Magic Apostle

The background of the story: Before the light of civilization shined in the alien continent, the world was a boundless universe, giving birth to various forms of life. These beings are scattered in various void alien worlds and underground castles, using their diligence and wisdom to create the prosperity of the world. However, a thousand years later, a sudden change caused the originally peaceful alien continent to be involved in a bloody storm... And so the protagonist from the earth plane began his fateful battle.