Elven Accuracy (Unrestricted)

The accuracy of elven training is legendary, especially that of elf archers and spellcasters. You have uncanny aim with attacks that rely on your training. You gain the following benefits:

• Increase one ability score of your choice by 1, to a maximum of 20.
• Whenever you have advantage on an attack roll using the ability score you selected, you can reroll one of the dice once.