King Rakhul

 is a Boss in Hero Siege, who can be found after every 10th Chaos Tower.

Abilities

 * Charge: King Rakhul charges in the target's direction until he hits a wall.
 * Shockwave: King Rakhul Slams the ground causing a fast moving shockwave.
 * Colossal Slam: King Rakhul charges a large 90 degree AOE slam.
 * Arena Traps: King Rakhul Spawns deadly juggernauts on the floor for 3 seconds

Rewards
Upon defeat, King Rakhul has a 10% chance to drop one of his boss specific items listed below. This will increase by 5% every time you defeat him without claiming the reward chest, upto a maximum of 55% after 10 kills.

Belt of Skulls

Pendant of Eternity

Sight of the Gods

Gem Kings Garb

Giant's Band of Strength