I think I'm going to write a tutorial and call it "No, your final boss does NOT need to be an HP sponge". On that note, if I play one more game where the final boss has 10 - 20x the HP of all the other bosses up to that point I'm going to scream.
Swag collecting in the new randomly generated area. Now the mini map also shows the randomly generated features... And even illustrates the whole "bubble" system" that I made to manage memory... Though that part's inadvertent. We'll just call that "the fog of war"... Yes, that's what we'll do. Nobody will be the wiser!