Following their last battle, Dr. Eggman's been mysteriously absent from Sonic's life. What shocking secret will Sonic discover when he learns the bad doctor's whereabouts? Plus, Sonic isn't the only one looking for Eggman--so's his old frenemy Shadow the Hedgehog! There are twists and turns in the course of this high-speed, action-packed mystery-adventure! But with a little help from his friends--including a new ally--Sonic's fast enough to overcome...

"Sonic uncovers a shocking secret while searching for Dr. Eggman."-- Title page verso.

"The thuggish twosome, Rough and Tumble, are back and they're looking for vengeance against Sonic and his friends. And they're not the only ones ... some of Sonic's greatest foes have returned and, with the help of some new evil allies, have created a threat that's guaranteed to take over the world. Even Sonic can't outrun a Virus for too long."--Amazon

On a recon mission with the new Diamond Cutters--Tangle, Whisper, and Lanolin--Sonic discovers that the Eggperial City is harnessing the resources around it to grow ever larger. The Diamond Cutters are still getting the hang of working together which leads to trouble when they get trapped. Alone against an army of badniks and a self-replicating city, Sonic calls for back-up and gets more than he bargained for: Tails, Amy, Blaze, and Silver all answer...

"Sonic and Knuckles investigate why a town's distribution center suddenly dried up and find themselves face-to-face with mercenaries Rough and Tumble." -- Goodreads.com.

"Zavok, leader of the Deadly Six, is angrier than ever and wants to reunite his minions. Jewel has called on Sonic, Tails, and the Chaotix for help, but will they be able to stop the Zeti before they launch an all-out assault on Restoration HQ? Plus, Belle's got her own intruder to deal with, but it turns out they're here to steal her! Sonic's going to have to move quickly to stop all the mayhem."--

Follows the adventures of a diverse team of young legacy heroes under the guidance of the original patriotic superhero, the Shield, who spring into action when their suburban community is attacked by sinister forces.

Thirty years into the future, Sonic the Hedgehog is king and peace prevails. When a group called the Dark Presence tries to dethrone Sonic and release King Shadow, and then Silver the Hedgehog arrives with warnings of a new threat, Lara-su, daughter of Knuckles the Echidna, forms a new team of Freedom Fighters to save the world.

"Dr. Light wanted to build a better tomorrow with his new Robot Masters, but the evil Dr. Wily reprogrammed them to take over the world! Now it's up to one little robot to save us all - Mega Man! Don't miss the first heroic adventures of Rock, a simple helper robot who takes up the fight for the greater good! This volume contains Rock's transformation into Mega Man, his first battles with the Robot Masters, and his titanic clash with Dr. Wily!"--P....