@JeremyECrawford Disguise Self says “must adopt a form that has the same basic arrangement of limbs.” Is a tiefling’s tail a limb? #dnd
— Matt Petruzzelli (@mpetruzz) January 28, 2016
A tiefling's tail isn't considered a limb; it's not prehensile. #DnD https://t.co/XEtyHr4ZqL
— Jeremy Crawford (@JeremyECrawford) February 3, 2016