@JeremyECrawford for reckless attack, do you grant advantage to all enemies or only the target of your attack?
— John Appleton (@jaa0109) September 22, 2015
If you use the barbarian's Reckless Attack, all attack rolls have advantage against you until your next turn. #DnD https://t.co/7FeT1niyqM
— Jeremy Crawford (@JeremyECrawford) October 6, 2015