In no actual order complete sonic,silver,shadow and knuckles story.
Sonic: leather, ice, black tie.
Knuckles: leather, eggman, armor.
Shadow: leather, fire, 80's.
Silver: leather, thunder, christmas.
Unlock new skin's.
To unlock sonic's skin beat his story.
To unlock knuckle's skin beat his story.
To unlock shadow's skin beat his story.
To unlock silver's skin beat his story.
To unlock metal sonic's skin beat all stories. ================
Chaos emerald cards.
To unlock the chaos emerald cards do challenges (example) do all zone 1 challanges to unlock the green chaos emerald.
P.s collecting chaos emralds unlocks new cups.
Added by: dark latios 9999 Jan 3rd 2007, ID#1073