Path of the Mindrager

The mindrager is a barbarian consumed by thoughts of violence and determination. The barbarian learns to focus their rage outwards in psychic wave to disrupt the battlefield and disarm their foes. 

you gain the ability to cast the following spells:  Dissonant WhispersMind sliverVicious mockery

Your spell save DC equals 8 + your proficiency bonus + your Strength or Constitution modifier, whichever is higher.

You can cast these spells a number of times equal to your proficiency bonus. You regain these spells on a long rest.

Psychic Decimation

Starting when you choose this path at 3rd level, you can channel your excess fury into your weapon strikes. While you’re raging, each time you deal damage to a creature, each hostile creature within 5 feet of your target takes Psychic damage equal to 1d4 + your barbarian level.

Tempered Mind

At 3rd level, your mind is bolstered by an indomitable will. Reduce all psychic damage you would take by an amount equal to your proficiency bonus. At 7th level this becomes double your proficiency bonus. At 14th level this becomes triple your proficiecny bonus.

Disruptive Patterns

Starting at 6th level, the psychic force emanating from your rage debilitates enemy casters. While raging, hostile creatures in a 30 foot radius around you have disadvantage on ranged spell attack rolls.

Thought-shattering Roar

At 10th level, you learn to channel psychic force in specific directions. As a bonus action, you unleash a battle cry infused with mental energy in a 60 foot cone. Each hostile creature in a 60-foot cone must make a Constitution saving throw. The DC equals 8 + your proficiency bonus + your Strength or Charisma modifier, whichever is higher. A creature takes 6d6 force damage on a failed save, or half as much on a successful one. Additionally, on a failed saving throw, creatures hit automatically lose concentration on any spell they are currently concentrating on.

Once you use this feature, you can’t use it again until you finish a long or short rest.

Psychic Backlash

Beginning at 14th level, the focused might of you rage radiates in perceivable waves.

While you’re raging, each time you deal or receive damage, hostile creatures within 30 feet of you take psychic damage equal to your Barbarian level.