This object exists primarily or exclusively within the IDW Publishing continuity.
Information in this article may not be canonical to the storyline of the games or any other Sonic continuity.
The Death Egg is an object that appears in the Sonic the Hedgehog comic series and its spin-offs published by IDW Publishing. It is a airship/space station constructed by Dr. Eggman which has been at the centre of some of his various world-conquering schemes.
At some point in the past, Dr. Eggman used the Death Egg for an evil plot which Sonic stopped.