Miles 'Tails' Prower
Become friends with Tails.



Knuckles the Echidna
Become friends with Knuckles.



Amy Rose
Become friends with Amy.



E-102 "γ"
Become friends with E-102.



Big the Cat
Become friends with Big.



Sonic the Hedgehog
Clear the Sonic story.



Super Sonic
Clear all characters stories.



The Fastest & Strongest
Get Level A on all the Action Stages.



Sub Game Master
Get all Emblems of the Sub Games.



Chao's Best Friend
Get all Emblems of the Chao Race.



The Adventurer
Get all Emblems in the Adventure Field.



The Perfect Adventurer
Get 130 Emblems.