Comprehensive Martial Arts Check-In: the Great Fusion of All Heavens!

Li Cheng traveled through the world of mixed martial arts, but became a eunuch. Fortunately, the sign-in system was activated! I thought it was the Ming Dynasty in mixed martial arts! Who knew it was the fusion of multiple worlds? And the world integration has just begun! Sign in for one month and you will be invincible. Are I still two realms away from returning to my male body? Well, then just wait for another two years! The world is too dangerous, wait until you are invincible before going out! The world is invincible and unstable! And there's heaven! We must kill the immortals with mortals! How to do it? Do you know what it means to be extremely powerful? Twelve rounds of the Nine Refinements of the Soul! The Dharma Appearance is Three Thousand Great Luotian! Zongwu Daming, Yitian, Zongwu Song, Xuezhong, Qinshi, Luding, Gaowu Three Kingdoms, Fengyun, Shuiyuedongtian, Magic Sword Life and Death Chess, Zhuxian, Douluo Doupo, Wudong, Fox Demon, Zhuxian... And other worlds. (The setting of this book is unique, please don't substitute it if you have any different opinions)