|Sonic the Hedgehog #208|
“Iron Dominion Part One”: The unthinkable happens as the Iron Queen finds a way around New Mobotropolis's defences! It's a full-scale invasion by the forces of evil, and it's up to Sonic and Tails to save the day! But what hope do they have when yet another of their friends falls prey to the Iron Queen's powers?
Iron Dominion - Part One