Sonic Adventure 2, a fast-paced 3D platformer for the Sega Dreamcast, is the sequel to the original Sonic Adventure. Released in 2001, it features the iconic blue hedgehog, Sonic, and his arch-nemesis, Dr. Eggman. The game introduces new characters like Shadow the Hedgehog and Rouge the Bat, offering two intertwined storylines: Hero and Dark. Players dash through various stages, switching between action, racing, and treasure-hunting gameplay types, all while battling to save the world or conquer it. Sonic Adventure 2 is celebrated for its memorable stages, catchy soundtrack, and engaging multi-player modes.