Assassin Leader System, Create an Underworld at the Beginning

[Assassin] [Summon] [Group Portrait] [Half Behind the Scene] [All Heavens and Worlds] Legend has it that in the ancient immortal world where immortals lived, a catastrophe that swept through all races broke out due to the competition for the position of the ancient emperor of heaven. The heaven and earth are extinct, the avenue is shattered, and all living beings are in ruins. On his deathbed, the human emperor used his last breath of strength to preserve several continents under the Nine Heavens. Tens of thousands of years later, Xuanhuang Continent. A time traveler named "Song Huaiyu" accidentally came here with the "Assassin Leader System". [Assassination of Chu Xieyang, the son of Nanshan City Lord, completion rate 100%, reward: Blood Sword, Setting Sun Sutra. [Assassination of the Great Elder of Feiyun City, 100% completion, reward: character summoning card, Ten Palaces of Hell costumes. [Assassinate the Second Prince Shenwu, complete 100%, reward: Dragon King Fist, Martial God Heart Sutra, Character Summoning Card*1. [Assassination of the Qing King of the Shenwu Dynasty, 100% completion, reward: Nine Steps to the Sky, Force Summoning Card*1, All Realm Improvement Card*3] As more and more targets were assassinated, Song Huaiyu also obtained many summoned characters from all over the world, and established an "underworld" that was feared by many other forces. The five ghost emperors under his command, the ten palaces of Yama, the bull-headed and horse-faced ones, the black and white impermanence, Meng Po and other powerful men have even created a great reputation. On the old sacred mountain. Song Huaiyu felt the artistic conception of the old gods flowing around him. Suddenly, he seemed to feel something in his heart. He looked up at the sky and said in a trembling voice: "What is this?" [Summon characters: Black Dragon Sky, Evil Sword Fairy, Fei Peng, Yip Shu, Ding Peng, A Liang, Gai Nie, Wei Zhuang, Su Muyu...