Basic Dark Magic

• Allows to learn Dark Magic spells of the third circle and makes Dark Magic more effective overall.
  

Advanced Dark Magic

• Allows to learn Dark Magic spells of the fourth circle and makes Dark Magic even more effective.
  

Expert Dark Magic

• Allows to learn Dark Magic spells of the fifth circle and makes Dark Magic ultimately powerful.
  

Basic Destructive Magic

• Allows to learn Destructive Magic spells of the third circle and makes Destructive Magic more effective overall.
  

Advanced Destructive Magic

• Allows to learn Destructive Magic spells of the fourth circle and makes Destructive Magic even more effective.
  

Expert Destructive Magic

• Allows to learn Destructive Magic spells of the fifth circle and makes Destructive Magic ultimately powerful.
  

Basic Light Magic

• Allows to learn Light Magic spells of the third circle and makes Light Magic more effective overall.
  

Advanced Light Magic

• Allows to learn Light Magic spells of the fourth circle and makes Light Magic even more effective.
  

Expert Light Magic

• Allows to learn Light Magic spells of the fifth circle and makes Light Magic ultimately powerful.
  

Basic Summoning Magic

• Allows to learn Summoning Magic spells of the third circle and makes Summoning Magic more effective overall.
  

Advanced Summoning Magic

• Allows to learn Summoning Magic spells of the fourth circle and makes Summoning Magic even more effective.
  

Expert Summoning Magic

• Allows to learn Summoning Magic spells of the fifth circle and makes Summoning Magic ultimately powerful.
  

Basic Sorcery

• Speeds up hero's casting in combat. Interval between two consecutive spell casts is reduced by 10%.
  

Advanced Sorcery

• Speeds up hero's casting in combat. Interval between two consecutive spell casts is reduced by 20%.
  

Expert Sorcery

• Speeds up hero's casting in combat. Interval between two consecutive spell casts is reduced by 30%..
  

Basic Defense

• Decreases damage dealt to your creatures in melee combat by 10%.
  

Advanced Defense

• Decreases damage dealt to your creatures in melee combat by 20%.
  

Expert Defense

• Decreases damage dealt to your creatures in melee combat by 30%.
  

Basic Leadership

• Increases moral of all creatures in hero's army by 1.
  

Advanced Leadership

• Increases moral of all creatures in hero's army by 2.
  

Expert Leadership

• Increases moral of all creatures in hero's army by 3.
  

Basic Learning

• Increases hero's earned experience by 5%.
  

Advanced Learning

• Increases hero's earned experience by 10%.
  

Expert Learning

• Increases hero's earned experience by 15%.
  

Basic Logistics

• Increases hero's movement speed over land by 10%.
  

Advanced Logistics

• Increases hero's movement speed over land by 20%.
  

Expert Logistics

• Increases hero's movement speed over land by 30%.
  

Basic Luck

• Increases luck of all creatures in hero's army by 1.
  

Advanced Luck

• Increases luck of all creatures in hero's army by 2.
  

Expert Luck

• Increases luck of all creatures in hero's army by 3.
  

Basic Offence

• Increases damage dealt by your creatures in melee combat by 5%.
  

Advanced Offence

• Increases damage dealt by your creatures in melee combat by 10%.
  

Expert Offence

• Increases damage dealt by your creatures in melee combat by 15%.
  

Basic War Machines

• Makes war machines more effective overall. Increases Offence, Defense and Damage of Ballistae. Increases Catapult's Damage and grants it a 30% chance to hit. The First Aid Tent receives increased Healing Power. Ammo Cart gains an ability to increase offence of ranged units in hero's army by 1.
  

Advanced War Machines

• Makes war machines more effective overall. Increases Offence, Defense and Damage of Ballistae. Increases Catapult's Damage and grants it a 40% chance to hit. The First Aid Tent receives increased Healing Power. Ammo Cart gains an ability to increase offence of ranged units in hero's army by 2.
  

Expert War Machines

• Makes war machines more effective overall. Increases Offence, Defense and Damage of Ballistae. Increases Catapult's Damage and grants it a 50% chance to hit. The First Aid Tent receives increased Healing Power. Ammo Cart gains an ability to increase offence of ranged units in hero's army by 3.