Residual Monstrosity

Residual Monstrosity are found circling the Prison of Immol'thar. If threatened they summon Mana Bursts.

Abilities

 * Arcane Blast (Blasts an enemy with Arcane magic, inflicting normal damage plus 175 to 225 and knocking the enemy back.)
 * Arcane Bolt (Hurls a magical bolt at an enemy, inflicting Arcane damage.(138 - 186))
 * Summon Mana Bursts (guess, dangerous when cornered...)

Notable drops

 * Core of Elements
 * Wand of Arcane Potency (it is 1/4 mobs that drop it)