. "Sonic the Hedgehog CD"@en . "Metallic Madness boss"@en . . . . . . . . . "The Metallic Madness boss is the seventh and final boss encountered in Sonic the Hedgehog CD, in Metallic Madness."@en . "The final boss of the game, Robotnik's machine is surrounded by four blades that is used for his attacks. Each time the player hits him, one of the blades fall off, changing the attack pattern every time. Requires four hits to be defeated and the player has cleared the game."@en . . "The Metallic Madness boss is the seventh and final boss encountered in Sonic the Hedgehog CD, in Metallic Madness."@en .