Condition & GradingHow to Grade GameCube Discs, Cases and Console BundlesTilt a GameCube mini-disc under a desk lamp and turn it slowly. Honest wear looks random – a stray arc here, a fingerprint there. But if the whole surface carries one uniform, circular swirl from hub to edge, like it went for a ride on a buffing wheel, you're looking at a resurfaced disc. That's not automatically a dealbreaker. It is something the seller should have mentioned.
Small disc, small margin for error
The GameCube's proprietary 8 cm disc is based on miniDVD technology, and its size
