Deft Knife

General Feat (Prerequisite: Level 4+, Dexterity 13+)

You gain the following benefits.

Ability Score Increase. Increase your Dexterity score by 1, to a maximum of 20.

Damage Rerolls. When you roll a 1 on piercing damage for an Attack you make with a Dagger, you can reroll the die and must use the new roll, even if the new roll is a 1.

Advantaged Improved Critical. When you make an attack with a Dagger with Advantage you score a critical hit on a role of a 19 or 20.

Swift Ready. You can use your Bonus Action to Ready an attack with a Dagger.