It is found in the final boss of Sonic Colours.
There isn't one that is just Sonic the hedgehog 2, but there is the Sonic Classic Collection which has 1,2,3, and Sonic & Knuckles
On fossil fighters you cant save your game
on the game card itself.
Assuming that the emulated game is the same generation as the game you are trading to, you need to place your game and save on a DS flash cartridge, and it will act like a normal DS game from there.
Shadow does appear in Sonic Colours for the DS as an NPC.
The save file of the game saves itself automatically after a race or event.
Sonic The Hedgehog 4 (WiiWare, PlayStation Network, I Phone, I Pod Touch) Sonic Free Riders (Xbox Kinect) Sonic Colours (Wii, Nintendo DS) Release Dates: Sonic Colors, Late 2010, Sonic The Hedgehog 4, Late 2010, Sonic Free Riders, Late 2010
Knuckles appears in the DS version of Sonic Colours as an NPC.
It is found in the final boss of Sonic Colours.
They are making Sonic Colours for Wii and DS as well as Sonic the Hedgehog 4.
Depending on when you asked this question. There are many games of sonic for the ds such as Mario and Sonic at the Olympic games. You could find out on www.nintendo.com.
There is none
no,but its out for game cube
if you were to get one I would choose sonic rush
well kinda. there is sonic and Mario at the winter olyimpics for the DS ( and only for the DS) where there is a story mode selection
No, the DS cannot play Gameboy games.