Zone (Sonic the Comic), Sonic Wiki Zone
Sonic Underground Zone, Sonic Wiki Zone
Zonic the Zone Cop, Sonic Wiki Zone
Doctor Eggman, Kingdom Keymasters Database Wikia
Zonic, Mobius Encyclopaedia
Special Zone (Pre-Super Genesis Wave), Sonic Wiki Zone
Zonic, Mobius Encyclopaedia
Juan Guzmán, Sonic Wiki Zone
Sonic War Zone by XAMOEL on DeviantArt