Dr.Eggman/Robotnik Re-redesign by Storm-Sketch on DeviantArt

Prototype Eggman by Sonicguru on DeviantArt

Storm-Sketch - Hobbyist, General Artist

Best Sonic Games Of All Time

Eggman's Redesign on The-Sonic-06-FanClub - DeviantArt

Sonic The Hedgehog Redesigns by Storm Sketch on DeviantArt : r/SonicTheHedgehog

Dr. Ivo Robotnik - Redesign by Rayman2000 on DeviantArt

Trident The Hedgehog, Sonic Fanon Wiki

Dr. Ivo (Eggman) Robotnik Transformations by FlameHog419 on DeviantArt

Dr. Eggman -Sonic Boom on Realm-of-Robotnik - DeviantArt

Let's go for another year ! May this one be great

Eggman Redesign by ArTg0bLiN on DeviantArt

Sonic The Hedgehog Redesigns by Storm Sketch on DeviantArt : r/SonicTheHedgehog

Eggman's Redesign by Treythornton19 on DeviantArt