Dr. Eggman has launched his most extreme plan yet and Sonic's already racing to catch up! As Eggman drowns entire cities in his Metal Virus, creating hoards of Zombots--civilians infected with the virus to become easily manipulated machines--Sonic himself struggles to keep his infection in check! And when Sonic's friends start falling victim, it's clear no one is safe!

Collects issues #17-20 of the Sonic The Hedgehog series.