Path of the Sunzeker

Some barbarians will rage to the intensity of the sun these are the Sunzerkers. They rage to incinerate all that stands in their way. A Sunzerker is one born in a clan a barbarians with a natural talent for it. You must be born with a natural intense heat and glow. When one is born they are an unstoppable force.

At level 20 you have Solar Divinity, for 1 minute after noon you are invincible. 

Sunshine

At the 3rd level you gain the ability Sunshine. While in your rage you can use a bonus action to use Sunshine, with this a creature you can see within 10ft will burst into flames taking 3d4 damage every round for 3 rounds. This increases to 4 rounds at level 6 and 5 rounds at level 14.

Flaming Armour

At 6th level you gain Flaming Armour. While raging any projectile that that enters 5ft of you has a 50 percent chance to burn to dust. As well any creature within 5ft of you takes 2d4 heat damage. At 14th it changes to a 75 percent chance and 3d4 damage.

Incinerate

At 10th level you gain the ability Incinerate.  Any creature that is hit while raging must make a Con saving throw with DC 14 on fail they take 5d6 fire damage if successful you take half damage.  At level 14 it changes to 7d6

Cruel Sun

At level 14 you gain Cruel Sun. When you rage you flaming rage is released disabling rage till a short rest. This is a small sun that is flung at your enemy dealing 20d6 damage.