I don't know, some of these are pretty real looking but then there's others that just have wanna-be game artist scribbled all over them like the lame SFA with the pure green background.
I thought the Sonic Adventure 3 and Banjo Threeie looked somewhere along the lines of actual possibilities...
Fisher Price Gamecube...
Thanks for the cool boxart Dan. If you'll excuse me, I have some gullible friends to trick...