It has been highly theorized that Jim Carrey's Doctor Robotnik will return in Sonic the Hedgehog 4 in a different form, likely as Eggman Nega. Eggman Nega is a descendant of Ivo Robotnik from the ...

Having Carrey play Eggman Nega would also fix the issue of Shadow the Hedgehog's origin by condensing the timeline and simplifying the story. Sonic the Hedgehog 3 has a major Robotnik death ...

Though the depicted scene didn’t appear in the final movie, it may give us clues about a new character's origins ...