Fabricant 100 is a Manga/Manhwa/Manhua in english language, Manga series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

There was once a doctor fixated on creating the "ideal human being." After the doctor's death, his fabricant creations start attacking humans in order to attain the perfect body. When Ashibi Yao's entire family is murdered by these fabricants, he sets out on a journey of revenge accompanied by the doctor's final creation, Fabricant 100. This dark fairy tale launches only in the pages of Shonen Jump!