Summons 1 Imperial Guard to fight for him. Imperial Guards receive reduced AoE dmg and can taunt a target upon entering the battlefield.
When on the Throne, guards will be more powerful & will summon an Archer. Xerxes' guards are immune to taunts.
Slowly regens energy for self and is immune to energy stealing, but also allied energy boosts. Reduces his AoE dmg received and raises his AD.
Resurrects slain allies as Captains who can buff allied hero atk dmg (can stack).
Captain pwr based on hero pwr.