@JeremyECrawford If you can't breathe due to a monster effect (ie Darkmantle) are you immediately suffocating? Or have Con Mod+1 mins? #DnD

— Robyn Kozierok (@robynkoz) March 27, 2016

You can hold your breath. #DnD https://t.co/6b1WPROXJo

— Jeremy Crawford (@JeremyECrawford) April 1, 2016