Xianwu: at the Beginning, the Emperor's Mausoleum Signed in to Swallow the Heaven-Swallowing Demonic Skill

Qin Feng traveled to the world of Xianwu and became the thirteenth son of the First Emperor of Qin. Because he offended Hu Hai, he was demoted to build the First Emperor's Mausoleum. He thought he was destined to be buried with the First Emperor, but he did not expect to awaken the mysterious sign-in system. Sign in at the entrance of the First Emperor's Mausoleum and obtain the Heaven-Swallowing Demon Technique. Sign in at the Underground Palace of the First Emperor's Mausoleum and obtain the Kunpeng Secret Technique. Sign in at the Heavenly Palace of the First Emperor's Mausoleum and get the Immortal Killing Spear. ... A few years after signing the contract, the First Emperor passed away. When the Qin Dynasty was experiencing internal and external troubles, Qin Feng returned to the imperial capital. He killed Hu Hai, tore apart the Overlord, descended into the underworld to suppress the demon girl, wiped out the wasteland and suppressed Liuhe, overthrew all the major sects in the world, and created the Iron-Blooded Immortal Dynasty! I want the country! I want beauty! I want immortality too! The levels of martial arts are divided into acquired, innate, great master, Tao king, true emperor, great sage, quasi-emperor, great emperor... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.