Green Hill Zone (Single)

Proto:Sonic the Hedgehog (Genesis)/Green Hill Zone - The Cutting Room Floor

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STH1 Green Hill Zone 〜 Mega Drive version 〜 - song and lyrics by Masato Nakamura

Green Hill Zone (no ground) by SarahVilela on DeviantArt

Green Hill Zone – GameChops

Green Hill, Sonic Wiki Zone

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Green Hill Zone - Wikipedia

Sega Genesis / 32X - Sonic the Hedgehog - The Spriters Resource

Sonic 1 - Green Hill Zone

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Custom / Edited - Sonic the Hedgehog Customs - Green Hill Zone Chunks (Prototypes, Sonic Mania-Style) - The Spriters Resource

Sam Ryall Animation: Green Hill Zone. Act 1