Sonic the Hedgehog: The IDW Collection, Vol. 4

Dr. Starline plots a new scheme that requires infiltrating an abandoned Dr. Eggman base, enlisting the help of notorious foes like Mimic, Rough, Tumble, and Zavok. Meanwhile, Team Sonic faces challenges post-Metal Virus, as they must assist Omega, who is damaged. To repair him, they embark on a racing adventure, trading parts with a mysterious champion Chao racer, featuring beloved characters like Cream, Cheese, Amy, and Rouge. Excitement and rivalry unfold in this action-packed narrative.