Dionysius is a tyrant king. He craves power control. Dominant personality and can be demanding, aggressive, and unyielding. He needs to feel like he is in charge and in control of his environment, and will go to great lengths to maintain his power. 

He can be a powerful leader, but he can also be difficult to work with. He is often inflexible and unresponsive to the needs of others, and can be quick to anger.

Despite all that he uses his power for good, and is a good leader deep inside.