This requires a tome granting the Soul Harvest ability, You can animate them as Undead at a cost of Souls.This requires the structure Wizard Tower: Crypts. The hero's equipment is transferred to your armory. You can sell the hero's remains for some Gold.This is considered an evil act of -5 Alignment. You can execute them, sending them to your Crypt.This requires the structure Wizard Tower: Prison. This is considered a good act of +5 Alignment. You can release the hero to their home empire or Free City.Captured heroes go to the victor's Prison, while killed heroes go to the victor's Crypt. Heroes that are defeated in battle may be captured or killed. Create an outpost (The Barbarian Pioneer can also create outposts but at double the Gold cost and 1 Turn extra).Upon reaching or surpassing said value, two heroes from any such free city will become randomly generated with any related racial traits and potential racial transformations and enter the hero recruitment pool on the next turn. For their heroes to enter the pool you need to have at least 0 (zero) diplomatic relations. Heroes from free cities may appear in the hero recruitment pool, alongside a couple from your own empire. If an empire has as many heroes as it has cities (or more) then each hero will cost an additional 100 Gold to recruit and an additional 30 Gold in upkeep. Recruiting a hero costs 100 Gold + 50 for each level. Heroes may be recruited via the Hero Overview tab in the top-left (the third from the left of the smaller tabs).

Hero be tier list age of magic