Green Hill Zone (Sega Superstars Tennis)

In Sega Superstars Tennis, Green Hill was fitted with a tennis court with various characters making cameo appearances around the field, mainly the Chao from the Sonic Adventure series, also Blaze the Cat, Silver the Hedgehog, Knuckles the Echidna and Big the Cat. Their are also Rings, and Springs spread around. This is where many missions in Sonic's world in Superstar Mode take place, including a singles tournament with various Sonic characters.