Pegasus also increases the cost of the enemy's spell.
Very useful heroes for the beginning, especially on the maximum difficulty.
Catapults? A useless skill, it's better to invest in some magic or intelligence.
1. Hmm... I didn't know that.
2. On maximum difficulty, they might be okay, but only as supporting heroes, not as the main ones.
3. When you attack a castle where the number of monsters is greater than yours, and you have few flying units, it can be quite effective...
I accidentally wrote catapult in the mandatory skills, it belongs to the desirable ones...