Do chain devils poop and if so is it toxic? Heh. Yes, and yes. I wouldn't advise trying to eat anything found on the ground in the Nine Hells. Chain devil dung is essentially soft, crumbly sulphurous slag, high in arsenic.
And now you know what hits the cutting room floor when devilish lore gets edited. ;}#Realmslore
— Ed Greenwood (@TheEdVerse) April 20, 2019