Extracting Monster Genes from Behind the Scenes to Perfect the Six Paths of Pain

Transmigration is perfectly normal, but when Zheng Xie transmigrated, he collided with someone else doing the same. As a result, the six corpses known as "Pain" came with him to this world, where monsters were rising everywhere. Unfortunately, although the six Pains had the Rinnegan, they had lost their unique abilities and become useless puppets. Luckily, Zheng Xie, the one at their core, awakened the Mangekyo Rinnegan. His left eye, "Extraction," absorbs the genes of all kinds of monsters. His right eye, "Fusion," creates different paths of evolution. In this age of rampant monsters, Zheng Xie continually enhances the Six Paths of Pain, using them as the face of his organization. "Dawn breaks, and darkness draws near. From this day forth, the Akatsuki is established, with Pain as its leader." The Undying Duo, The Day Job Duo, The Artist Duo, The Old Fox Duo... Before long, Zheng Xie had modified a whole bunch of oddballs and brought them into the Akatsuki...