What are Chimera?
Chimera are a mysterious race whose seemingly endless numbers are in part fueled by the very enemies they face. They reproduce by infecting victims with the Chimeran virus, which then mutates its host into a new Chimera.Resistance Wiki: Resistance Chimera An example of this transformation can be seen in the Chimeran spider-like creatures called Spinners, who subdue the human population and spin them into cocoons. After an incubation period, mindless and hungry Chimeran soldiers known as Grim emerge from the cocoons.GameTrailers.