Who is Sonic's twin?

Can you shed some light on the enigmatic query of "Who is Sonic's twin?"? Given the context of Sonic, often associated with the iconic blue hedgehog from the popular video game franchise, the term "twin" piques curiosity. Are we referring to a lesser-known character from the Sonic universe, a nod to fan theories or an altogether separate entity altogether? Unpacking this enigma necessitates delving into the realms of Sonic lore, fan speculations, and perhaps even hidden gems within the franchise's vast narrative. So, let's embark on a quest to uncover the truth behind Sonic's enigmatic twin.