The day Sonic becomes a cold-blooded killer follows one of Robotnik's most devious schemes where he framed Sonic for murdering his girlfriend Princess Sally. The Blue Blur targets his longtime foe directly, and one of his earlier attempts is so successful that Sonic actually kills him in issue #50, the final installment of the EndGame arc. Robotnik's dastardly schemes by busting up his inventions.
In the comics, Sonic the Hedgehog doesn't just foil Dr.