Man, those are some great magic items. And I love the random tables to mix things up.
I get where you're going with the typeface, but it's hard to read against the brown background. I would choose a thicker one and maybe tone down the brown background.
I was a little surprised that there's no chance that Pluto's treasure was Persephone.
This is a very good, workable heist adventure, with lots of flavor.