Remember that Golden Sun's trademark was renewed 1-2 years earlier than needed, though this may mean nothing.
Anyway, I figured out all you need to do is mess with the brightness and contrast (derp), whether using Glow or whatever, so here's from the original leak:
You may need to zoom in on it, but you can see blue underneath the landmass, and some green on it; using the color-picker tool, I have found some blue, green, and brown colors that seem to be in areas where the colors are in the official banner from E3; this color thing doesn't seem to lineup with the smaller castle, though, as it appears to be mostly brown (still may be due to video artifacts).
Still doesn't explain that cloud that's by Luigi, though:
I have no idea why, if this is fake, the guy missed that when it's literally on every version of the banner (aside from the Wendy's bus' banner because it's cut off
)
also, ArtsyOmni pointed out to me that this cylinder:
is actually a diagram, which is obvious in retrospect so I feel silly...