Charismatic Presence (5e Feat)
From D&D Wiki
Prerequisites: Charisma 13
Your presence on the battlefield energizes your allies and strikes fear into the heart of your enemies.
+1 Charisma Ability Score
Once per long rest, before initiative is rolled, you may give your allies a bonus to their initiative equal to your Charisma modifier. Additionally, if you are higher on the initiative track then an enemy, you gain advantage on any Intimidation checks rolled against that creature.