This skin is based on the on the game Sonic Riders Shooting Star Story/Zero Gravity. Wallpaper for this skin: http://sonic.sega.jp/riders/ShootingStarStory
I had a weird thought, Sega with the Saturn it was a train wreck a pile of chips, but it does kind of fit the design philosophy of Sega at the time.... The Genesis/Sega CD/32X machine was probably loads of fun to program for