Fantasy: I Have an Arsenal!

Yang Xiao traveled to a fantasy world. Accidentally awakened the most powerful weapons system. In this era of cold weapons, Others ride on flying cavalry, And he flew a fighter-bomber; Others still use darts and concealed weapons, He holds a Bartley cannon, Grenades and bombs are endless! … And he also became the most famous arms boss in the fantasy world. And he dominates the fantasy continent and rewrites the fantasy world!