Backstage with Sonic the Hedgehog 2 (Game Players Sega Guide, December 1992)
From Sonic Retro
Backstage with - Sonic the Hedgehog 2 is an six page preview of Sonic the Hedgehog 2 in a 1992 Sega Guide issue. It explains the development process of making Sonic the Hedgehog 2 and makes mention of the early name for Sonic the Hedgehog CD called Sonic the Hedgehog 2 CD.