Wish Power (5e Feat)
From D&D Wiki
Prerequisites: Charisma 15 or higher
* Increase your charisma score by 1.
Once per short or long rest you can use either of the following abilities.
- When you make any attack roll or ability check, you can use your bonus action to add your Charisma modifier and proficiency bonus to the roll.
- When an enemy makes an attack roll or ability check, as a reaction, you may subtract your Charisma modifier and half your proficiency bonus from the roll.