Sonic 2 Is Already Teasing Metal Sonic For Robotnik's Endgame

Metal Sonic could be Sonic 3

Sonic the Hedgehog 2 Easter Eggs and Reference Guide

Sonic the Hedgehog - Sonic Retro

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Sonic The Hedgehog 2 Ending Explained - FandomWire

The rumoured Sonic 2 Post Credits Scene has been leaked (MASSIVE SPOILERS for the ending of Sonic 2), Page 6