Sonic Adventure 2 for Dreamcast. This is the Birthday Pack version of Sonic Adventure 2, specially designed to celebrate Sonic's 10th anniversary, and was sold for a limited two-day period. The box has damage. The Birthday Pack also has scratches and stains due to aging. The game disc is not included. Please check the photos and purchase only if you agree. - Title: Sonic Adventure 2 - Platform: Dreamcast - Release Year: 2001 - Special Package: 10th Anniversary Birthday Pack - Sales Period: April 21-23, 2001 - Language: Japanese