Dragon Roar from Another World: the Miracle of Magic

Qin Yuan, an otaku from the Chinese dynasty, unexpectedly traveled through the wonderful and endless world of sources, and the dragon buried in the souls of the descendants of Yan and Huang awakened. Also because of his soul, he has the only qualification to practice thaumaturgy. The dragon's roar shakes the whole world, and thaumaturgy can absorb all kinds of methods. See how Qin Yuan travels across different worlds!