Voice of Valour - Mythic Arcanum

Prerequisite: Charisma 13 or higher

Your voice carries the power to inspire allies and intimidate foes. You gain the following benefits:

As a bonus action, you can let out a powerful shout. All allies within 30 feet who can hear you gain temporary hit points equal to your Charisma modifier (minimum of 1). You can use this ability once per short or long rest.
As an action, you can let out a fearsome roar. All enemies within 30 feet who can hear you must make a Wisdom saving throw (DC equal to 8 + your proficiency bonus + your Charisma modifier) or be frightened of you until the end of your next turn. You can use this ability once per day.

Mythic Arcanum Homebrew