@HoughtonAlrecently read an article that said if the d20 roll + mods = 20 or more 4 death save, character gains 1hp. PHB is different. The article is incorrect on that point.

— Jeremy Crawford (@JeremyECrawford) May 3, 2016

@HoughtonAldoes things like cloak of protection add to the save? I.e. PC wearing cloak rolls a 9, they succeed? Yes.

— Jeremy Crawford (@JeremyECrawford) May 9, 2016