Sonic the Hedgehog #42

"In Every Kingdom There Must Exist A Little Chaos!": Be careful who you trust, Sonic! As time runs out for the ailing King Acorn, the Freedom Fighters desperately search for a cure to the crystalization process that is slowly devouring the king's body! Hoping that a chaos emerald can reverse the deadly effects, the gang must turn to the only one they know with a chaos emerald on hand - KNUCKLES THE ECHIDNA! But will the guardian of the floating island feel so generous? Yeah, right!