13 unfinished		38.2%
17 beaten		50.0%
4 completed		11.8%

Game list - GameCube - Unfinished

Dr. Robotnik's Mean Bean Machine [Sega Genesis/MegaDrive]
Gauntlet Dark Legacy
Knuckles in Sonic 2 [Sega Genesis/MegaDrive]
Ristar [Sega Genesis/MegaDrive]
Sonic & Knuckles [Sega Genesis/MegaDrive]
Sonic 3 & Knuckles [Sega Genesis/MegaDrive]
Sonic 3D Blast [Sega Genesis/MegaDrive]
Sonic Mega Collection
Sonic Spinball [Sega Genesis/MegaDrive]
Sonic the Hedgehog [Sega Genesis/MegaDrive]
Sonic the Hedgehog 2 [Sega Genesis/MegaDrive]
Sonic the Hedgehog 3 [Sega Genesis/MegaDrive]
Star Wars Rogue Squadron II: Rogue Leader