None of that even sounds questionable to me. However, I am biased, as the Lord of the Underworld and Demon King, so take my judgement with a grain of salt... at least until you die.

[Once someone is dead, it becomes his jurisdiction! Although not if they return to life, but he's hardly concerned with the natural cycle either. That's someone else's job.]

I'll be honest though, all of this nature doesn't do anything for me.

[He looks at the map.]

Oh, this world uses airships? Hmm! Noted. The Mecha Suit Hangar though... Have you heard anything about them? What are they like? Are they giant ones or like metal skeletons?