Do arrows of slaying double their dice on a crit? Zoltar 6 years ago See more Do arrows of slaying double their dice on a crit?Yes — Mike Mearls (@mikemearls) February 15, 2018 Share this: How one would go about crafting arrows of slaying?If you crit with a poison coated weapon, do you double poison dice because crit?Critical doubles Sneak Attack & Divine Smite. What about dmg from Superiority Dice?