Green Hill Zone (Sonic Blast), Sonic Wiki Zone

Green Hill Zone (グリーンヒル, Gurīn Hiru?, lit. "Green Hill") is the first Zone of Sonic Blast, which is represented by the green color and its natural environment. It is a tropical forest that features hills, palm trees and wooden bridges. Having learned that Dr. Robotnik is building a new stronghold called the Silver Castle in an attempt to find the pieces of the Chaos Emerald, Sonic and Knuckles have agreed to join forces and put an end to Robotnik's plans. After defeating the mad doc in Green Hil

Yellow Desert Zone boss, Sonic Wiki Zone

Green Hill Zone — Wikipédia - Sonic the Hedgehog

Sonic Mania, Sonic Wiki Zone

Sonic Generations - Wikipedia

South Island, Sonic Wiki Zone

Zone: 0 > Sonic 1 > Green Hill Zone

Evolution of 2D Green Hill Zone in Sonic Series (1991-2022)

Zone: 0 > Sonic 1 > Green Hill Zone

Sonic 3D Blast, Sonic Wiki Zone