Sonic Mega Collection

Sonic Mega Collection (ソニック メガコレクション 'Sonikku Mega Korekushon) is a video game compilation of Sonic the Hedgehog titles for the Nintendo GameCube It includes seven Sonic titles, all of the Sonic & Knuckles expansions/combinations, two bonus unlockable games, and a wide selection of bonus material.

Games list:
 * Sonic the Hedgehog (Genesis)
 * Sonic the Hedgehog 2 (Genesis)
 * Sonic the Hedgehog 3
 * Sonic & Knuckles and its three expansions:
 * Blue Sphere
 * Knuckles the Echidna in Sonic The Hedgehog 2
 * Sonic 3: Sonic The Hedgehog & Knuckles
 * Sonic 3D Blast
 * Sonic the Hedgehog Spinball
 * Dr. Robotnik's Mean Bean Machine
 * Flicky
 * Ristar

Flickering
Constant flickering occurs without Virtual XFB. See. Some revision later removed the fix and the flickering is back. No XFB setting fixes it. See.

16:9 Menu Aspect Ratio Fix
The following codes adjust the horizontal fov for widescreen support, but these are only for the 3D menus.

NTSC-U
04240108 3FE38E39

NTSC-U (Prototype)
04237AD0 3FE38E39