Infiltrator's Dungeon guide, published back in the days of the open beta test, was extremely popular and got very positive feedback from the community. Months before its release, Heroes of Might and Magic already had a decent strategy article.
Defender: try to take out the flyers and ranged attackers first, also try to take out the catapult and other siege weapons. Master Genies are useful if split into groups. Good tactic is to have a medium group of naga queens and 6 groups of Master genies. Very effective. Same strategy works with Mighty Gorgons.

HoMM 3 - How to win the campaigns? I keep ending up having 2 heroes after the first campaign mission (Haven). One ‘knight’ and the other hero I recruit in town and make it a ‘spellcaster’. But then in the second mission you have to defeat all enemy heroes and towns, but I keep ending up with 2 mediocre heroes because of evenly

Dungeon's Portal of Summoning The Dungeon's Portal of Summoning acts as another dwelling. For the first week, the creatures generated are from the last external dwelling flagged on the world map. From the second week onwards, the creatures generated are from a random external dwelling that you have flagged on the world map. Return to Heroes of Might and Magic 3. For this campaign you play as the young Barbarian hero Kilgor as he vies for the throne of Krewlod. You’ll begin with your first challenge to defeat an Ancient Behemoth. Then you’ll need to wipe out the other contenders and finally deal with the king himself. Adapt your formation for the battle ahead: Each battle is different, with a variety of units placed in different formations. You’ll want to adapt your approach for each level, so your units will . 148 261 366 305 245 36 268 147 253

heroes of might and magic 3 dungeon strategy