Bone Dragons and Ghost Dragons are underrated.In fact, Bone Dragon is perhaps the weakest 7th level creature. The downside is, that Walking Deads, Wights, and Bone Dragons are all among the weakest creatures of their respective levels. Skeletons are around average rank of 1st level creatures, but due to Necromancy secondary skill, their numbers can be signifcantly greater than other 1st level creatures. Vampire Lords and Dread Knights are among the strongest in their respective levels, and while having Power Liches in an army consisting of living creatures may have problematic because of the death cloud attack, in the army of undead it is an advantage. It has very strong 4th and 6th level creatures, as well as mighty shooters. Necropolis is one of the most powerful towns.They are also immune to all mind spells as well as Curse, Bless, Resurrection and Death Ripple. All Necropolis' creatures are undead, which means that they are unaffected by morale.This may give them an advantage over an equal or even a stronger opponent. Necropolis armies have many units with abilities to weaken their opponents.Some may find the information in this section subjective or irrelevant. Undead, Flying, No enemy retaliation, Life drain Leadership, First Aid and Interference are not available for necromancers. Leadership, First Aid and Estates are not available for death knights. Some skills are not available for certain hero classes, which means they can only acquire them from Scholars, Witch Huts (except for Necromancy and Leadership, if not allowed by a map-maker), Seer's Huts, Events or Pandora's Boxes. Unearthed Graves - ( Skeleton horde building, +6/week).Soul Prison - ( Grail building, +20% Necromancy skill for allied heroes, +5k gold per day, +50% creature growth).Skeleton Transformer - (unique building, which transfroms any creature into Skeleton, or, in case of Dragons, Hydras and Sea Serpents - into Bone Dragon).Necromancy Amplifier - (unique building, increases Necromancy skill of all player's heroes by 10% (5% in Horn of the Abyss), stacks with each city).Cover of Darkness - creates unexplored area of 20 tile radius around the town for opposing players.Dragon Vault - ( Bone Dragon, Ghost Dragon).Hall of Darkness - ( Black Knight, Dread Knight).Cursed Temple - ( Skeleton, Skeleton Warrior).
This quickly gives them an edge over equal or even more powerful enemy armies." RoE manual Necropolis armies have many units with abilities to weaken their opponents.
They are the natural bases for the Necromancer and Death Knight hero types. "Necropolis towns are overrun and ruled by undead creatures. Necropolis is an evil alignment town with necromancer and death knight hero classes. Fully built Necropolis, as seen on the adventure map.