Green Hill Zone boss (Sonic the Hedgehog) (8-bit), Sonic Wiki Zone

Not to be confused with Egg Wrecker or Green Hill Zone boss (Sonic Blast). The Green Hill Zone boss is a vehicle that appears in the Sonic the Hedgehog series. It was an Egg Mobile created by Dr. Robotnik, who used it during the Sky Base Zone incident. The Green Hill Zone boss is a regular Egg Mobile. Oval in shape, it possesses its usual windshield, blue seat and wings on its sides. It also has yellow armor on top of the gray rockets on its rear and ventilation holes in the shape of stripes on

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Green Hill Zone (Sonic the Hedgehog), Sonic Wiki Zone

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Green Hill Zone — Wikipédia

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Green Hill Zone - SmashWiki, the Super Smash Bros. wiki

Sonic the Hedgehog, Sonic Wiki Zone