Experience the high-speed thrill of Sonic the Hedgehog's monumental leap into 3D with Sonic Adventure for the Sega Dreamcast. As the evil Dr. Eggman unleashes an ancient creature of destruction, Sonic and his friends must race to save the world. This landmark title features six playable characters, each with their own unique story and gameplay style, from Sonic's blistering speed runs to Knuckles' treasure-hunting adventures. Explore expansive 3D worlds, battle massive bosses, and raise your own virtual pet in the Chao Garden. This is the epic, action-packed adventure that redefined a legend.