Heavenly Realm and Star Realm

[No system, no Holy Mother, invincible text] Jiang Yan, an ordinary modern boy, unexpectedly traveled through the void and came to a place in an accident. A mysterious and grand fantasy world. When he opened his eyes, he found himself in a strange place full of mysterious substances and fantastic creatures. Birds are flying across the sky, and unknown creatures are roaring and fighting. In this world, the strong are respected, possessing magical skills and magic weapons, which can move mountains, fill seas, and shatter the void. Let's see how Jiang Yan rises step by step in this world and writes his own legend...