Reference

  Upgrades

Melee Attack Upgrade
200
Upgraded Units:
Footman, Knight, Spell Breaker, Dragonhawk Rider, Gryphon Rider
50
30
600
Upgraded Units:
Footman, Knight, Spell Breaker, Dragonhawk Rider, Gryphon Rider
250
60
900
Upgraded Units:
Footman, Knight, Spell Breaker, Dragonhawk Rider, Gryphon Rider
425
90
Melee Armor Upgrade
200
Upgraded Units:
Footman, Knight, Spell Breaker, Flying Machine / Gunship, Steam Tank / Siege Machine
50
30
600
Upgraded Units:
Footman, Knight, Spell Breaker, Flying Machine / Gunship, Steam Tank / Siege Machine
250
60
900
Upgraded Units:
Footman, Knight, Spell Breaker, Flying Machine / Gunship, Steam Tank / Siege Machine
425
90
Ranged Attack Upgrade
200
Upgraded Units:
Rifleman, Mortar Team, Flying Machine / Gunship, Steam Tank / Siege Machine, Magic Tower
50
30
600
Upgraded Units:
Rifleman, Mortar Team, Flying Machine / Gunship, Steam Tank / Siege Machine, Magic Tower
250
60
900
Upgraded Units:
Rifleman, Mortar Team, Flying Machine / Gunship, Steam Tank / Siege Machine, Magic Tower
425
90
Ranged Armor Upgrade
200
Upgraded Units:
Rifleman, Mortar Team, Gryphon Rider, Dragonhawk Rider, Gryphon Rider
50
30
600
Upgraded Units:
Rifleman, Mortar Team, Gryphon Rider, Dragonhawk Rider, Gryphon Rider
250
60
900
Upgraded Units:
Rifleman, Mortar Team, Gryphon Rider, Dragonhawk Rider, Gryphon Rider
425
90
Structural Fortification Upgrade
300
Upgraded Units:
Castle, Barracks, Guard Tower, Cannon Tower, Magic Tower
100
45
900
Upgraded Units:
Castle, Barracks, Guard Tower, Cannon Tower, Magic Tower
375
90
1350
Upgraded Units:
Castle, Barracks, Guard Tower, Cannon Tower, Magic Tower
600
135
War Technology Upgrade
200
Effect:
Defend Researched
Upgraded Units:
Footman
50
30
600
Effect:
Long Rifles Researched
Upgraded Units:
Rifleman, Mortar Team, Flying Machine / Gunship
250
60
900
Effect:
Animal War Training Researched
Upgraded Units:
Knight, Dragonhawk Rider, Gryphon Rider
425
90
Magic Upgrade
300
Effect:
Magic Resistance, Improved Healing and Priest and Sorceress Adept Training Researched

Upgraded Units:
Footman, Rifleman, Knight, Mortar Team, Fountain of Restoration, Sorceress, Priest
100
45
900
Effect:
Magic Resistance, Magic Sentry and Priest and Sorceress Adept Training Researched

Upgraded Units:
Footman, Rifleman, Knight, Mortar Team, Barracks, Sorceress, Priest
375
90
1350
Effect:
Magic Resistance, Feedback and Priest and Sorceress Adept Training Researched

Upgraded Units:
Footman, Rifleman, Knight, Mortar Team, Magic Guard Towers, Sorceress, Priest
600
135
Munitions Upgrade
200
Effect:
Fragmentation Shards Researched
Upgraded Units:
Mortar Team
50
30
600
Effect:
Gyrocopter Bombs Researched
Upgraded Units:
Flying Machine / Gunship
250
60
900
Effect:
Flak Cannons Researched

Upgraded Units:
Flying Machine / Gunship
425
90
War Machines Upgrade
300
Effect:
Increased Barracks Production, +1 Steam Tank
100
45
900
Effect:
Upgraded Unit, Flying Machine -> Gunship
375
90
1350
Effect:
Upgraded Unit, Steam Tank -> Siege Machine
600
135
Animal Discipline Upgrade
300
Effect:
Increased Barracks Production, +1 Dragonhawk Rider
100
45
900
Effect:
Increased Barracks Production, +1 Knight
375
90
1350
Effect:
Increased Barracks Production, +1 Gryphon Rider
600
135