Cyber ​​Cultivator: I Set the Rules for the Past

[Cthulhu+Cyberpunk+Xianxia] Cultivation in this world relies entirely on sucking the secretions of the Old Ones. The stronger he gets, the crazier he gets and the less human he becomes. Li Yan woke up from time travel and found that he was Experimental Subject No. 4, And there was another problem in his mind - he always felt that these ghosts and ghosts were all so unruly. So he decided: Since no one is in charge, I will take care of it. The outer gods must behave themselves, and the old gods must abide by the laws for me. Wait, the article of heaven is not finished yet.