Path of Demonic Bloodlust

Some barbarians feel that a certain level of chaos is needed to have fun. Others have an insatiable hunger for blood and will stop at nothing until it's fulfilled. If you fit either of the qualifications, then this is the subclass for you. Path of Demonic Bloodlust barbarians have a certain resonation with demons and can cooperate with them.

Chaotic Rage

When you enter your rage, your alignment becomes Chaotic. Your attacks deal an extra 1d4 based on how many animate objects you've hit. On each of your turns, you must hit the closest animate object to you, or your rage ends. All damage must also be lethal damage. You are considered a demon, not a humanoid during your rage.

Damage based on how many creatures hit increases at level 6 to d6, at 10th increases to d8, and at 14th to d10.

Power Over Lesser Demons

For the duration of your rage, summon lesser demons is cast. You don't need any components nor do you need to concentrate to cast it. Since you are considered a demon while you rage, the summoned demons won't attack you, however, they'll still be unfriendly towards you. The demons attack the nearest object to them as well, including your allies, and especially devils.

Demonic Aura

Beginning at 10th level, you have an aura of the abyss around you. It almost feels like you're a demon. Your alignment is now Chaotic Evil. You can use a bonus action to shout foul words in the language of the abyss. any creature within a 120 ft radius of you becomes frightened. In addition, any demons of CR 3 or lower must make a WIS saving throw (DC = Barbarian level + proficiency), or they are put under your complete control for 10 minutes, after which they will target you. They can repeat this saving throw at the end of each of your and their turns.

This bonus action can be used once per long rest.

Bane of Devils

Starting at 14th level, you deal an extra 1d8 damage to devils. In addition, all checks and attacks made against devils are made with advantage.