he dosent
in sonic x you can find it write sonic x episode 18.
He met her in episode 1 in season 1. -_-'
episode 254 meet vegito
They are acuainted before the start of the series, as they know each other already in the first episode.
Amy wasn't created until after that show was over.He does meet a female hedgehog in episode 4 named Breezy though.
they never show but they show when sonic meets tails, but you can go to Google and go to videos and write how did sonic meet Amy and mabie they show ya.
They don't find Cosmo excaty. She crash lands into Sonic's planet. Any who the episode they meet is ... Epsiode 53
In the episode Tails' new home, sonic has a flashback showing how he met Tails, but it is unknown when.
Super Sonic is only usable in the final battle. While the ability to use Super Sonic in regular gameplay was originally planned, the option was removed to meet deadlines.
Sonic will appear during the final battle in the Subspace Emissary
yes THEY DO !!! IN brawl They also meet in super Mario bros. z. IT IS NOT A JOKE! WATCH IT! and there is a sevral movies called sonic vs Mario
if on super smash bros brawl you cant unlock him. if in sonic adventure dx you choose the character super sonic. and talk to knux and eggman, and meet tails at his work shop and let him dig tornado 2 up and get the last emerald and when super you have to fight perfect chaos and then its the end of the game