Black body

You are one of the few monks that has found the ability to enhance your body with ki 1 ki point (lasts 10 rounds) allows you to make your body as hard as steel it increases your ac by 1 at lv 5 and 2by 12 and 3 by 17 but it does come with a draw back when the affect ends you will go though a type of confusion where you cannot distinguish friend from foe but if you succeed a wis save of 11 you get a light headache but if you keep using it without a long rest the dc will go up