How Archie Comics Lost the Rights to Sonic the Hedgehog Characters

Characters from the Sonic the Hedgehog Archie Comics are the victims of the strangest copyright ruling in the industry.

Archie Comics' Sonic The Hedgehog Endangered Species (lost original storyline of comic book series based on Sonic The Hedgehog game series; 2013) - The Lost Media Wiki

The Lawsuit that Reshaped Sonic the Hedgehog Comics

Sonic the Hedgehog (IDW Publishing) - Wikipedia

Comic Preview: Sonic the Hedgehog #125 - The Anniversary Issue - Comics - Sonic Stadium

Archie Sonic's Bizarre Adventure: Legal Issues Were Inevitable

Dan Slott Wants Sega to Use His Sonic the Hedgehog Character

Sonic the Hedgehog 2's Biggest Easter Egg and Other References - IGN

Archie Comics' Sonic Underground epilogue (partially lost production material from cancelled comic based on animated TV show; 2012-2013) - The Lost Media Wiki

Archie Sonic the Hedgehog Issue 55, Mobius Encyclopaedia