This is a Barbarian class feature.
- You can choose whenever you enter a rage if the rage is going to be a mindless rage. If you choose to do this, your rage can not be ended with a bonus action.
- During your mindless rage, you can't be charmed or frightened. If you are charmed or frightened when you enter your mindless rage, the effect is suspended for the duration of the rage.
- You have Disadvantage on Attack rolls and Ability checks when you are within line of sight of the source of your fear.
- You cannot willingly move towards the source of your fear.
- The charmer have advantage when socially interacting with you.
- You cannot do any harmful actions targeting the charmer.