Classic Sonic/Gallery, Heroes Wiki

Images of Classic Sonic from the Sonic the Hedgehog franchise.

Knuckles the Echidna - Wikipedia

Miles Tails Prower (Sonic the Hedgehog)/Gallery, Heroes Wiki

Every Sonic The Hedgehog game ever and in what order to play them - Meristation

Sonic Generations (Platinum Hits) - Xbox 360 : Sega of America Inc: Video Games

Sonic Classic Heroes - Sonic Retro

You have access to the entirety of Sonic's rogues gallery throughout games, comics, TV shows and movies to make a sinister six style team out of, who makes the cut? : r/SonicTheHedgehog

Knuckles the Echidna (Sonic), Guile Heroes Wiki

Sonic the Hedgehog - SmashWiki, the Super Smash Bros. wiki

Sonic Forces: Mobile - Timeless Heroes Event (Classic Super Sonic + Super Silver Rerun Event) - Release Calendar - Sonic Stadium