Custom / Edited - Sonic the Hedgehog Customs - Sonic (Sonic Mania, T-Posed) - The Models Resource

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Sonic Mania, T-Posed) - The #1 source for video game models on the internet!

Custom / Edited - Sonic the Hedgehog Customs - Knuckles - The Spriters Resource

modified sonic's model a lil bit to make him look better in my opinion (smaller head hands and feet, pinker skin, and darker blue) : r/SonicTheHedgehog

Mighty and Tiara custom Sonic sprites

Custom Sonic Model by ThatGiygasDoe on DeviantArt

Adventures of Sonic the Hedgehog (Western Animation) - TV Tropes

Custom / Edited - Sonic the Hedgehog Customs - Sonic (Original Movie Design) - The Models Resource

Custom / Edited - Sonic the Hedgehog Customs - The Models Resource

Custom / Edited - Sonic the Hedgehog Media Customs - Scratch - The Spriters Resource

The VG Resource - Dolphman's sprite library of customs & edits

Custom / Edited - Sonic the Hedgehog Customs - Super Sonic (Sonic 2-Style, Expanded) - The Spriters Resource

New(er) Custom Sonic Model by samanthann1234 on DeviantArt

Custom / Edited - Sonic the Hedgehog Customs - Sonic the Hedgehog (Voxel) - The Models Resource