Complete the following storylines to obtain the following characters.

Amigo: Complete all missions.
Billy: Complete all missions.
Blaze: Complete Babylon Story.
Cream The Rabbit: Complete Hero Story.
Eggman: Complete Babylon Story.
NiGHTS: Complete all missions.
Rouge The Bat: Complete Hero Story.
SCR-GP: Complete Babylon Story.
Shadow The Hedgehog: Complete Hero Story.
Silver: Complete Babylon Story.