Sonic Adventure DX

Characters
You can unlock either tails,knuckles,big,amy,or e -101 gamma.(You start with sonic.)

Gameplay
You go throughabout 10 stages with eact person.(About 4 for big and amy) Each person has a diferent mission each level- Sonic-Realese the animals within the capsule. Tails-Beat sonic(or eggman)to something. Knuckles-Find the 3 pieces of the master emerald. Amy-Grab the balloon while evading the robot "Zero" Big-Fish and catch hid pal "Froggy"