: Maybe that wasn't the Jjaro's first attempt at warning Earth. If they showed
: up a hundred years earlier, in a certain European country, few would have
: believed Kaiser Wilhelm II even if he decided to share the knowledge...
It is worth noting that Muller seemed to know a lot more than he should've - just see the story page section titled Muller's Mission. He had a copy of the Alien Pipes, he knew how to use it to get into the catacombs, he knew about "a small glass vial of immense power", he knew that "if it was ever released, it would cause destruction on a massive scale," and he knew about the gold on Beware of Low-Flying Nightmares as well as the cedar box that multiplies items. Lastly, according to Javier, Muller must've known about the Alien Gemstone that you use to exit the Pyramid.
So...
Vale,
Perseus