> As some quick fixes, I recommend reworking Poisonous Skin to use a DC equal to 8 + Proficiency Bonus + Constitution Modifier, to work once per short, once per or long rest, or potentially PB/long rest like many racial features as of Mordenkainen’s Tome of Foes being released.
Adjust the damage to increase by 2d4 at 5th, 11th, and 17th levels to match cantrip damage increases in order to keep the damage relevant rather than relying entirely on the Poisoned condition. That makes it an occasional tactical option similar to the Dragonborn’s breath weapon rather than a persistent mechanical an…