Intelligence
From The Heroes of Might and Magic III wiki
		
		
		
Intelligence is one of the secondary skills. It increases the hero's maximum spell points depending on the level of the skill. Normal maximum spell points are ten times the knowledge skill, but at basic level of the intelligence skill they are increased by 25%, at advanced level by 50% and at expert level by 100%.
Heroes with (Basic) Intelligence as a starting skill:
-     Andra the Witch Andra the Witch
-     Ayden the Heretic Ayden the Heretic
-     Caitlin the Cleric Caitlin the Cleric
-     Daremyth the Wizard Daremyth the Wizard
-     Elleshar the Druid Elleshar the Druid
-     Iona the Alchemist Iona the Alchemist
-     Nagash the Necromancer Nagash the Necromancer
-     Sephinroth the Warlock Sephinroth the Warlock
-     Eovacius the Navigator Eovacius the Navigator  
Heroes with an Intelligence specialty:
The following heroes all receive a 5% per level bonus to their Intelligence skill:



