There Are Two Training Systems at the Beginning

After three years of struggling in the world of immortality, I finally got my golden finger. Ding, the strongest demon training system is here to protect you. Ding, the most powerful immortal cultivation system will help you spread your wings and fly high **Immortal system, can you please stop imitating me? Bah, please don't talk to this system with a very tame name I'm your dad I am your ancestor "I'm telling you, two eldest brothers, could you please stop arguing for now..." Zhao Tiegang wants to cry but has no tears... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.