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This map is increasingly reminding me of the gaming industry. A raw release, one patch fixes something, another breaks something else, a lot of time has passed, and the bugs are still there))). A typical situation for some new game; after all, the original release of Heroes 5 was a very buggy game. In reality, I didn't see those bugs myself, but I've heard about them from reliable sources.
Added 3 minutes later
Chaos, by the way, can be easily dealt with by a mentor. The orb is useful at the beginning, and then you can get rid of it without any worries.
The demon in the final wants to use Meteor Shower and Armageddon, but instead, he has long since invested in Light magic: no way!