Sonic Adventure, Sonic Wiki Zone

Not to be confused with Sonic Adventures. Sonic Adventure (ソニックアドベンチャー, Sonikku Adobenchā?) is a 3D platformer video game in the Sonic the Hedgehog series developed by Sonic Team and published by Sega. It is the first Sonic game on a sixth generation console. The game was released in late 1998 in Japan for the Dreamcast. An updated edition was later released in the second half of 1999 worldwide, under the name of Sonic Adventure International (ソニックアドベンチャー インターナショナル, Sonikku Adobenchā Intānashona

Sonic Adventure 2: Battle, Sonic Wiki Zone

Badnik (Adventures of Sonic the Hedgehog), Sonic Wiki Zone

Lava Reef Zone - Sonic Wiki - Neoseeker

List of Sonic the Hedgehog characters - Wikipedia

Emblem, Sonic Wiki Zone

Sonic Adventure: Limited Edition, Sonic Wiki Zone

Sonic Adventure - Wikipedia

Sonic Adventure 2 - Wikipedia

Sonic the Hedgehog's 900th Adventure, Sonic Wiki Zone

Green Hill Zone - Sonic Wiki - Neoseeker

Silver Sonic - Sonic Wiki - Neoseeker

Labyrinth Zone - Sonic Wiki - Neoseeker

E-105 Zeta, Sonic Wiki Zone