Walkthroughs for custom maps.

37,053 silver pegasi! Did you know that in "Heroes 3," if the number of creatures in a single stack exceeds 32767, something terrible can happen: an integer overflow, and the number will "go negative"? If you save the game frequently, there won't be a major problem; you'll just need to revert to the last save with a positive number of creatures. But in general, that many creatures is excessive; it's scary to imagine what kind of armies you're facing.
But the main thing is that the game itself is now working properly.