@JeremyECrawford Does a Lizardman monk or Barbarian have an AC of 13 plus Dex and Con/Wis modifiers?

— Daniel Fiander (@ScoutManDan) November 13, 2016

Different AC calculations (X + Dex/Wis/etc. mod.) don't stack (see PH, 14). If you have more than one, you choose which one to use. #DnD https://t.co/HVVfdOFp7s

— Jeremy Crawford (@JeremyECrawford) November 14, 2016