Nargott
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Demons:
Agrael (Lord of Horror): For every 2 levels of the hero, 1 Nightmare joins (and continues to join) the hero's army. The enemy hero cannot use the "Tactics" ability in battle.
(the cost of 1 Nightmare is 900)
Lord (Spellbreaker): All creatures in the hero's army gain 2% magic resistance for each level of the hero.
Daleb (Iron Maiden): The Ballista, upon hitting, causes an effect equivalent to "Fireball." Enemy losses from the "Artillery" and "Sulfur Rain" abilities increase from 20% to 25%.
Vayre (Lord of Flames): The "Fireball" spell is enhanced; when used, the hero's spell power is considered 1 higher for each level of the hero.
Grok (Dark Lord): For every level of the hero, 2 Imps join (and continue to join) the hero's army. Before battle, the enemy hero loses 2 mana for every 5 levels of the hero.
(the cost of 1 Imp is 150)
Nimus (Gatekeeper): The number of creatures summoned by "Open Gate" increases by 2% for each level of the hero (based on the number of the summoning unit).
Agrael (Lord of Horror): For every 2 levels of the hero, 1 Nightmare joins (and continues to join) the hero's army. The enemy hero cannot use the "Tactics" ability in battle.
(the cost of 1 Nightmare is 900)
Lord (Spellbreaker): All creatures in the hero's army gain 2% magic resistance for each level of the hero.
Daleb (Iron Maiden): The Ballista, upon hitting, causes an effect equivalent to "Fireball." Enemy losses from the "Artillery" and "Sulfur Rain" abilities increase from 20% to 25%.
Vayre (Lord of Flames): The "Fireball" spell is enhanced; when used, the hero's spell power is considered 1 higher for each level of the hero.
Grok (Dark Lord): For every level of the hero, 2 Imps join (and continue to join) the hero's army. Before battle, the enemy hero loses 2 mana for every 5 levels of the hero.
(the cost of 1 Imp is 150)
Nimus (Gatekeeper): The number of creatures summoned by "Open Gate" increases by 2% for each level of the hero (based on the number of the summoning unit).