Sonictchi by Sonic-1991 on Newgrounds

Illustration by Sonic-1991

Knuckles vs. Sonic by 54325 on Newgrounds

Sonic Inflation Adventure (2014) (NewGrounds) by aodhan1906 on DeviantArt

Sonic Epoch ep. 3

Harry Potter by Sonic-1991 on Newgrounds

Sonic the Hedgehog (Genesis 1991)

Sonic&Madonna by GiovannaVh on Newgrounds

Sonic Originated by saligraphy on Newgrounds

Sonic and Madonna '91 by CaptionPanic on Newgrounds

The 1991 murder of sonic the hedgehog by xochibunsai on Newgrounds