The most challenging maps for you.

Remembered, I wanted to ask a while ago: *has anyone played through Grigori Mintchev's maps?* (for example, they are collected here: http://homm3.nm.ru/maps/maps.html) In particular, I'm interested in a walkthrough for "Abagar": I started playing it last year, but gave up. I also got halfway through "A Dracolish Helmet (SoD)", but stopped because I realized I needed to play differently (e.g., get phoenixes); I decided that I would start over sometime...