[ He moves the vault door, and expects to have to listen at the door to unlock it-- but it opens up easily. Clearly the guy was expecting all the previous challenges to stop any would-be robbers.

... And the door reveals a huge room with crates, not unlike the one shown at the end of Raiders of the Lost Ark, which makes Peter mutter, ] "Top. Men."

[ If nothing else, the guy has shown himself to be anally organized, if the plaques signifying what sector the items in each aisle hailed from is any indication. ]

Okay, we were looking for a Jittanian artifact, right? And at this point we're agreed to help ourselves to anything else that seems worth taking.