Spy Network
Spy Network
Level 1
Requires for construction
1Grail
Description
Completely removes the fog of war. This city’s dwellings produce +100% units.
Construction cost
1Grail
Requires
Unlocks
Faction
Dungeon faction
Dungeon in Heroes of Might and Magic: Olden Era: faction overview, 18 heroes, 21 units and creatures, 35 buildings, 34 laws, with internal links to heroes, units, buildings, and laws.
Related pages
Dungeon faction
Buildings
Dungeon buildings
Construction tree
City development order
35 buildingsTotal for city
123 250Gold
110Wood
125Ore
29Mercury
102Gemstones
29Crystals
325Alchemical Dust1GrailBuilding page
Byzantine Palace
Byzantine Palace
Level 1
Requires for construction
5 000GoldDescription
Grants the kingdom 500 Gold, Law points, and Astrology points daily. +1 hero cap.
Construction cost
5 000GoldRequires
Unlocks
Gymnasium
Gymnasium
Level 1
Requires for construction
5 000Gold
Warren
Warren
Level 1
Requires for construction
1 000Gold5OreDescription
Allows the recruitment of Troglodytes.
Construction cost
1 000Gold5OreRequires
Unlocks
Safe House
Safe House
Level 1
Requires for construction
2 000Gold5Wood1Gemstones1Crystals1MercuryDescription
Allows the recruitment of Infiltrators.
Construction cost
2 000Gold5Wood1Gemstones1Crystals1MercuryRequires
Unlocks
Mage Guild
Mage Guild
Level 1
Requires for construction
2 500Gold5WoodDescription
Unlocks 7 random tier‑1 spells in the Magic Observatory and the ability to spend dust to upgrade tier-1 spells or unlock additional ones. When heroes visit the city, all unlocked tier-1 spells are added to their Spellbook.
Construction cost
2 500Gold5WoodRequires
Unlocks
Tavern
Tavern
Level 1
Requires for construction
500Gold5Ore
Byzantine Palace II
Byzantine Palace II
Level 2
Requires for construction
2 500Gold5Wood5OreDescription
Grants the kingdom 750 Gold, Law points, and Astrology points daily. Allows the owner to pick one level‑1 economy upgrade.
Construction cost
2 500Gold5Wood5OreRequires
Unlocks
Lyceum
Lyceum
Level 1
Requires for construction
2 500GoldDescription
Allows enchanting of magic scrolls so that they grant spells of maximum level.
Construction cost
2 500GoldRequires
Unlocks
Amphitheater
Amphitheater
Level 1
Requires for construction
1 250Gold5Ore2Gemstones2Crystals2MercuryDescription
Allows the recruitment of Onyx Dancers.
Construction cost
1 250Gold5Ore2Gemstones2Crystals2MercuryRequires
Unlocks
Warren II
Warren II
Level 2
Requires for construction
750Gold5Ore10Alchemical DustDescription
Allows the recruitment of Infernal Troglodytes and Toxic Troglodytes.
Construction cost
750Gold5Ore10Alchemical DustRequires
Labyrinth
Labyrinth
Level 1
Requires for construction
4 000Gold5Wood10OreDescription
Allows the recruitment of Minotaurs.
Construction cost
4 000Gold5Wood10OreRequires
Unlocks
Safe House II
Safe House II
Level 2
Requires for construction
1 750Gold5Wood1Gemstones20Alchemical DustDescription
Allows the recruitment of Guile Infiltrators and Bleak Infiltrators.
Construction cost
1 750Gold5Wood1Gemstones20Alchemical DustRequires
Mage Guild II
Mage Guild II
Level 2
Requires for construction
2 500Gold2Gemstones2Crystals2MercuryDescription
Unlocks 6 random tier‑2 spells in the Magic Observatory and the ability to spend dust to upgrade tier-2 spells or unlock additional ones. When heroes visit the city, all unlocked tier-1–2 spells are added to their Spellbook.
Construction cost
2 500Gold2Gemstones2Crystals2MercuryRequires
Unlocks
Marketplace
Marketplace
Level 1
Requires for construction
500Gold5Wood
Byzantine Palace III
Byzantine Palace III
Level 3
Requires for construction
5 000Gold10Wood10OreDescription
Grants the kingdom 1000 Gold, Law points, and Astrology points daily. Allows the owner to pick one level‑2 economy upgrade.
Construction cost
5 000Gold10Wood10OreRequires
Unlocks
Bank
Bank
Level 1
Requires for construction
2 500Gold5Wood5Ore
Fortifications
Fortifications
Level 1
Requires for construction
2 500Gold5OreDescription
Provides walls during sieges. Allows the builder to pick one level-1 defensive upgrade.
Construction cost
2 500Gold5OreRequires
Unlocks
Amphitheater II
Amphitheater II
Level 2
Requires for construction
1 250Gold5Ore2Gemstones30Alchemical DustDescription
Allows the recruitment of Jasper Dancers and Aureate Dancers.
Construction cost
1 250Gold5Ore2Gemstones30Alchemical DustRequires
Unlocks
Stilled Voices
Stilled Voices
Level 1
Requires for construction
2 250Gold5Wood3Gemstones3Crystals3MercuryDescription
Allows the recruitment of Medusae.
Construction cost
2 250Gold5Wood3Gemstones3Crystals3MercuryRequires
Unlocks
Labyrinth II
Labyrinth II
Level 2
Requires for construction
3 250Gold5Wood10Ore40Alchemical Dust
Mage Guild III
Mage Guild III
Level 3
Requires for construction
2 500Gold5Wood3Gemstones3Crystals3MercuryDescription
Unlocks 5 random tier‑3 spells in the Magic Observatory and the ability to spend dust to upgrade tier-3 spells or unlock additional ones. When heroes visit the city, all unlocked tier-1–3 spells are added to their Spellbook.
Construction cost
2 500Gold5Wood3Gemstones3Crystals3MercuryRequires
Unlocks
Artifact Merchant
Artifact Merchant
Level 1
Requires for construction
2 500Gold5Wood5OreDescription
Allows artifacts to be traded.
Construction cost
2 500Gold5Wood5OreRequires
Unlocks
Resource Depot
Resource Depot
Level 1
Requires for construction
2 000Gold
Treasury
Treasury
Level 1
Requires for construction
5 000Gold5Gemstones5Crystals5MercuryDescription
Produces 2000 Gold daily.
Construction cost
5 000Gold5Gemstones5Crystals5MercuryRequires
Unlocks
Fortifications II
Fortifications II
Level 2
Requires for construction
2 500Gold10OreDescription
Adds two towers to the battlements that shoot at attackers during sieges. Allows the builder to pick one level-2 defensive upgrade. City dwellings produce +50% units.
Construction cost
2 500Gold10OreRequires
Unlocks
Chthonic Home
Chthonic Home
Level 1
Requires for construction
3 500Gold10Wood5Ore10GemstonesDescription
Allows the recruitment of Hydras.
Construction cost
3 500Gold10Wood5Ore10GemstonesRequires
Unlocks
Alchemic Depot
Alchemic Depot
Level 1
Requires for construction
3Gemstones3Crystals3MercuryDescription
Produces 5 Alchemical Dust daily.
Construction cost
3Gemstones3Crystals3MercuryRequires
Unlocks
Stilled Voices II
Stilled Voices II
Level 2
Requires for construction
2 250Gold5Wood5Gemstones50Alchemical Dust
Cave Palace
Cave Palace
Level 1
Requires for construction
17 500Gold5Wood5Ore20GemstonesDescription
Allows the recruitment of Cave Dragons.
Construction cost
17 500Gold5Wood5Ore20GemstonesRequires
Unlocks
Mage Guild IV
Mage Guild IV
Level 4
Requires for construction
2 500Gold5Gemstones5Crystals5MercuryDescription
Unlocks 4 random tier‑4 spells in the Magic Observatory and the ability to spend dust to upgrade tier-4 spells or unlock additional ones. When heroes visit the city, all unlocked tier-1–4 spells are added to their Spellbook.
Construction cost
2 500Gold5Gemstones5Crystals5MercuryRequires
Unlocks
Fortifications III
Fortifications III
Level 3
Requires for construction
5 000Gold15OreDescription
Adds one more grand tower to the battlements that shoots at attackers during sieges and spikes by the walls. Allows the builder to pick one level-3 defensive upgrade. City dwellings produce +100% units.
Construction cost
5 000Gold15OreRequires
Unlocks
Chthonic Home II
Chthonic Home II
Level 2
Requires for construction
2 000Gold10Wood10Ore10Gemstones75Alchemical DustDescription
Allows the recruitment of Chthonic Hydras and Infernal Hydras.
Construction cost
2 000Gold10Wood10Ore10Gemstones75Alchemical DustRequires
Unlocks
Cave Palace II
Cave Palace II
Level 2
Requires for construction
22 500Gold5Wood5Ore25Gemstones100Alchemical DustDescription
Allows the recruitment of Black Dragons and Ashen Dragons.
Construction cost
22 500Gold5Wood5Ore25Gemstones100Alchemical DustRequires
Unlocks
Mage Guild V
Mage Guild V
Level 5
Requires for construction
5 000Gold10Wood5Gemstones5Crystals5MercuryDescription
Unlocks 3 random tier‑5 spells in the Magic Observatory and the ability to spend dust to upgrade tier-5 spells or unlock additional ones. When heroes visit the city, all unlocked tier-1–5 spells are added to their Spellbook.
Construction cost
5 000Gold10Wood5Gemstones5Crystals5MercuryRequires
Unlocks
Faction
Units Dungeon
Rank 1
Compare
Line rating: 40
Base
Troglodyte
- Rating
- 40
- Attack
- 2№5
- Defense
- 3№5
- Damage
- 1-3№5
- Health
- 8№6
- Speed
- 4№3
- Initiative
- 4№3
- Growth
- 27
Details3
No additional abilities or skills.
Upgrade
Infernal Troglodyte
- Rating
- 52
- Attack
- 3-2№4
- Defense
- 6+3№2
- Damage
- 1-3-0.5№5
- Health
- 8№6
- Speed
- 5+1№2
- Initiative
- 6+1№1
- Growth
- 27
Details4
No additional abilities or skills.
Alternative
Toxic Troglodyte
- Rating
- 52
- Attack
- 5+2№2
- Defense
- 3-3№5
- Damage
- 1-4+0.5№4
- Health
- 8№6
- Speed
- 4-1№3
- Initiative
- 5-1№2
- Growth
- 27
Details5
No additional abilities or skills.
Rank 2
Compare
Line rating: 106
Base
Infiltrator
- Rating
- 106
- Attack
- 6№3
- Defense
- 4№3
- Damage
- 3-6№3
- Health
- 13№4
- Speed
- 5№3
- Initiative
- 6№3
- Growth
- 13
Details5
No additional abilities or skills.
Upgrade
Guile Infiltrator
- Rating
- 145
- Attack
- 6№3
- Defense
- 4№3
- Damage
- 3-6№3
- Health
- 13№4
- Speed
- 7+1№1
- Initiative
- 6-3№3
- Growth
- 13
Details7
No additional abilities or skills.
Alternative
Bleak Infiltrator
- Rating
- 145
- Attack
- 6№3
- Defense
- 4№3
- Damage
- 3-6№3
- Health
- 13№4
- Speed
- 6-1№2
- Initiative
- 9+3№1
- Growth
- 13
Details7
No additional abilities or skills.
Rank 3
Compare
Line rating: 151
Base
Onyx Dancer
- Rating
- 151
- Attack
- 8№2
- Defense
- 8№3
- Damage
- 5-7№3
- Health
- 20№4
- Speed
- 2№8
- Initiative
- 4№8
- Growth
- 8
Details4
No additional abilities or skills.
Upgrade
Jasper Dancer
- Rating
- 211
- Attack
- 8№2
- Defense
- 8№3
- Damage
- 5-7№3
- Health
- 20№4
- Speed
- 4+1№6
- Initiative
- 5-2№7
- Growth
- 8
Details6
No additional abilities or skills.
Alternative
Aureate Dancer
- Rating
- 211
- Attack
- 8№2
- Defense
- 8№3
- Damage
- 5-7№3
- Health
- 20№4
- Speed
- 3-1№7
- Initiative
- 7+2№5
- Growth
- 8
Details4
No additional abilities or skills.
Rank 4
Compare
Line rating: 384
Base
Minotaur
- Rating
- 384
- Attack
- 11№6
- Defense
- 11№6
- Damage
- 12-14№4
- Health
- 40№3
- Speed
- 5№3
- Initiative
- 5№5
- Growth
- 5
Details5
No additional abilities or skills.
Upgrade
Minotaur Lord
- Rating
- 552
- Attack
- 11-4№6
- Defense
- 15+4№2
- Damage
- 12-14-2№4
- Health
- 40№3
- Speed
- 6№2
- Initiative
- 6+1№4
- Growth
- 5
Details7
No additional abilities or skills.
Alternative
Minotaur Vanguard
- Rating
- 552
- Attack
- 15+4№2
- Defense
- 11-4№6
- Damage
- 14-16+2№2
- Health
- 40№3
- Speed
- 6№2
- Initiative
- 5-1№5
- Growth
- 5
Details6
No additional abilities or skills.
Rank 5
Compare
Line rating: 524
Base
Medusa
- Rating
- 524
- Attack
- 15№5
- Defense
- 14№5
- Damage
- 11-15№10
- Health
- 55№3
- Speed
- 2№7
- Initiative
- 4№9
- Growth
- 3
Details5
No additional abilities or skills.
Upgrade
Medusa Sculptor
- Rating
- 787-6
- Attack
- 20+3№1
- Defense
- 18+4№2
- Damage
- 15-15+2№7
- Health
- 55№3
- Speed
- 4+1№5
- Initiative
- 5-3№8
- Growth
- 3
Details7
No additional abilities or skills.
Alternative
Medusa Queen
- Rating
- 793+6
- Attack
- 17-3№3
- Defense
- 14-4№5
- Damage
- 11-15-2№10
- Health
- 55№3
- Speed
- 3-1№6
- Initiative
- 8+3№5
- Growth
- 3
Details7
No additional abilities or skills.
Rank 6
Compare
Line rating: 1345
Base
Hydra
- Rating
- 1345
- Attack
- 24№5
- Defense
- 22№5
- Damage
- 25-28№6
- Health
- 130№2
- Speed
- 4№6
- Initiative
- 6№7
- Growth
- 2
Details6
No additional abilities or skills.
Upgrade
Chthonic Hydra
- Rating
- 2151
- Attack
- 24-6№5
- Defense
- 30+4№1
- Damage
- 25-28-7.5№6
- Health
- 160+30№1
- Speed
- 5-1№5
- Initiative
- 6-2№7
- Growth
- 2
Details9
No additional abilities or skills.
Alternative
Infernal Hydra
- Rating
- 2151
- Attack
- 30+6№1
- Defense
- 26-4№3
- Damage
- 30-38+7.5№1
- Health
- 130-30№2
- Speed
- 6+1№4
- Initiative
- 8+2№5
- Growth
- 2
Details7
No additional abilities or skills.
Rank 7
Compare
Line rating: 4584
Base
Cave Dragon
- Rating
- 4584
- Attack
- 29№6
- Defense
- 25№8
- Damage
- 50-60№4
- Health
- 275№3
- Speed
- 8№4
- Initiative
- 11№6
- Growth
- 1
Details7
No additional abilities or skills.
Upgrade
Black Dragon
- Rating
- 8064+55
- Attack
- 29-8№6
- Defense
- 32+7№4
- Damage
- 65-75№1
- Health
- 350+50№1
- Speed
- 9-2№3
- Initiative
- 14+2№3
- Growth
- 1
Details8
No additional abilities or skills.
Alternative
Ashen Dragon
- Rating
- 8009-55
- Attack
- 37+8№2
- Defense
- 25-7№8
- Damage
- 65-75№1
- Health
- 300-50№2
- Speed
- 11+2№1
- Initiative
- 12-2№5
- Growth
- 1
Details9
No additional abilities or skills.
Heroes
Dungeon heroes
Laws
Dungeon laws
Other
