Here are some cheats and tips for the game Sonic Adventure.
Faster Sonic spins:
Continuously tap X or B to spin faster.
Play as Super Sonic:
Complete the game using all six starting characters to
unlock Super Sonic.
Play as Tails:
Controller two may be used for Tails after he is obtained
during game play.
Hidden artwork:
Put the game disc in a PC compatible CD-ROM drive to find
additional images from the game.