Path of the hellblazer

You get your rage from the depths of hell. You can burn through your enemies with your razor claws. You are the feared beast of stories. 

Hellish sense

While raging, you can sense undead, fiends, and celestials within 200 feet. You can use this feature a number of times equal to your proficiency bonus. This resets on a short rest.

 

Hellblaze

When you choose this path at 3rd level, you gain the ability to use hellish power. You can cast burning hands at will, even while raging. You use your strength score to cast this spell. You can also cast hellish rebuke once per long rest.

Hells Vengeance

Beginning at 6th level, you can use your hellfire to punish enemies. If an ally you can see within 60 feet of you takes damage while you are raging, you can use your reaction to surround the attacker with hellfire, dealing fore damage equal to your proficiency bonus.

Hellfire shield

Beginning at 10th level, when you enter rage, you can surround yourself with flames. you can cast fire shield, but it only lasts until your rage ends. You can't use this feature again until you complete a short or long rest.

Devilish Essence

Starting at 14th level, while raging, you have advantage on saving throws against spells and other magical effects, and if you take damage from a spell, you can use your reaction to gain temporary hit points equal to your barbarian level.