@JeremyECrawford is a players AC 0 with no armor or shields? Barring monks and barbarians.

— DM on a roll (@professorNerdMD) December 2, 2015

"Without armor or a shield, your character's AC equals 10 + his or her Dexterity modifier" (PH, 14). #DnD https://t.co/ytliUWcz8a

— Jeremy Crawford (@JeremyECrawford) December 4, 2015