If you are looking for a printable or readable "paper" version of these skill trees: Game Manuals - Heroes of Might and Magic 5
Shows which perks and skills are required to unlock higher-tier abilities. Class Specificity: heroes 5 skill wheel 16
If you meant something else — e.g., a you want to add as the "16th" in a mod — let me know and I can describe how to implement a balanced custom skill (e.g., Arcane Archery combining Sorcery + Attack). If you are looking for a printable or
The skill wheel illustrates how primary skills (like Logistics or Dark Magic) unlock specific perks and ultimately lead to a faction's "Ultimate" ability in the center of the wheel. The skill system in Heroes V is dynamic and restrictive
The skill system in Heroes V is dynamic and restrictive. You cannot simply pick any skill; many are locked behind others.