The official solicitation for the 5th issue of IDW Sonic the Hedgehog:
“The Fate of Dr. Eggman,” Part 1. After his last battle with Sonic, Dr. Eggman’s gone quiet. His Badnik forces are still causing trouble, but without the bad doctor’s usual fanfare. What’s Eggman been doing all this time? And what will happen to Sonic when he finds out? Guest starring: The Chaotix Detective Agency!
Tentative release date: May 30, 2019
Writer: Ian Flynn
Artist: Tracy Yardley & Matt Herms
Cover A: Kieran Gates
Cover B: Jamal Peppers
Cover RI: Nathalie Fourdraine