While using Metamorphosis, your Fel Flame spell transforms into Void Ray.
Deals X Shadowflame damage to all enemies in a 20 yard line and increases the duration of Corruption by 4 sec.
Void Ray is a warlock ability learned at level 85 for those with the Demonology specialization. While under the effects of [Metamorphosis] this spell replaces [Fel Flame]. It allows the warlock to fire a ray of shadowflame energy, hitting all enemies in a 20-yard line and increasing the duration of [Corruption].