master of stealth and quickness

You are practiced in the art of stealth things, granting you the following benefits:

• you can add 1 to your dexterity score or to your strength score to max of 25 (because why not?)
• everytime you throw a something with a modifier depennds on your dex and you throw 4 or less. you can throw again.this feature only can be used once a day.