Level 1

Level 4

Level 7

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Level 20

After the shield from Wing Cover ends, you gain 2 stacks of Block.Fel Cleave now affect enemies in a full circle around you, instead of an arc. Increase radius by 25%.If you damage only one enemy Hero with Fel Cleave, that enemy becomes afflicted with Battle Hunger.Howl of Terror also deals small damage over time to affected enemies.Fel Cleave knocks enemies back a short distance.Fel Cleave creates a zone of fire that deals moderate damage over time to enemies in it, lasting 4 seconds.The fel ray from Battle Hunger deals 100% more damage, gains 50% extra range, and damage all enemies in its path (but only applies the Battle Hunger effect to first enemy Hero hit).Increase the radius of Howl of Terror by 50%.Increase your health regeneration by 15%, but you take 15% extra damage from basic attacks.You are no longer slowed when using Wing Cover.If the shield from Wing Cover ends before its duration, reset the cooldown of Fel Cleave.Damaging an enemy affected by Howl of Terror with Fel Cleave increases its duration by 2 seconds.If the target affected by Battle Hunger doesn’t make a basic attack against any Hero for the entire duration, it becomes stunned for 2 seconds when the effect ends.The damage from Battle Hunger only doesn’t proc when the target makes a basic attack against you.While the shield from Wing Cover is active, increase the slow from Howl of Terror to 40%.While you are above 75% of your maximum Health, increases the basic attack damage reduction from Howl of Terror to 40%.While the shield from Wing Cover is active, receiving basic attacks doesn’t increase Fel Cleave’s cooldown and doesn’t negate damage from Battle Hunger.When the shield from Wing Cover ends, you become unstoppable and gain 50% bonus to movement speed for 4 seconds.Upon hitting an enemy Hero with the Battle Hunger ray, you can activate the ability (W) again within the next 4 seconds to pull the enemy to your side, if you are within a certain range (half of a ranged hero's range).Enemies affected by Howl of Terror that attack you has their Attack Speed slowed by 40%.If the target of Doom dies, summons a Doomguard in its position. Doomguard follows you and attacks enemies.Increase Blood Haze zone's radius by 50%. Enemy Heroes standing in the zone become silenced.When you die, you explode, dealing high damage to enemies around you.Gain a 20% bonus to movement speed and a 60% bonus to ability damage. These bonus are negated for 2.5 seconds if you are attacked by an enemy Hero.