Sonic Adventure 2

"Sonic Adventure 2" for the Dreamcast is the sequel to the original "Sonic Adventure" and was released in 2001. It continues the story of Sonic the Hedgehog and his friends as they face off against the evil Dr. Robotnik, who has teamed up with a new villain, Shadow the Hedgehog.

The game features two main storylines: Hero and Dark. In the Hero storyline, players control Sonic, Tails, and Knuckles as they try to stop Dr. Robotnik's plan to take over the world. In the Dark storyline, players control Shadow, Rouge the Bat, and Dr. Robotnik as they carry out their own nefarious schemes.

"Sonic Adventure 2" introduces new gameplay mechanics, including the ability to play as both heroes and villains, as well as the addition of shooting and treasure-hunting stages. Each character has unique abilities and gameplay styles, adding variety to the experience.