Super Sonic/History and appearances, Sonic Wiki Zone

In Sonic the Hedgehog 2, after seemingly destroying the Death Egg, Sonic used the seven Chaos Emeralds he had collected from West Side Island to transform into Super Sonic so he could fly safely down to the planet. On his way down, he met up with his new friend Tails in the Tornado, whom he flew through the sky with. In this game, Sonic can unlock Super Sonic after collecting all seven Chaos Emeralds from the Special Stages. Sonic will then automatically transform into Super Sonic in the Zones w

Sonic the Hedgehog (Sonic the Comic), Sonic Wiki Zone

Super Sonic (Mirror Zone) Sonic News Network+BreezeWiki

Ring/History and appearances, Sonic Wiki Zone

Amy Rose - SRB2 Wiki

Adventures of Sonic the Hedgehog - Wikipedia

Sonic the Comic - Wikipedia

Super Tails, Sonic Wiki Zone

Death Egg Zone - Sonic Wiki - Neoseeker

Sonic (SSBB) - SmashWiki, the Super Smash Bros. wiki

Silver - Super Mario Wiki, the Mario encyclopedia

Sonic (SSBU) - SmashWiki, the Super Smash Bros. wiki

Sonic CD - Wikipedia