@JeremyECrawford if a spell requires seeing your target(s), does perceiving them through blindsight suffice?

— Armando Doval (@armando_doval) March 9, 2018

Blindsight qualifies for anything in the D&D rules that requires you to see something, provided that thing is within your blindsight's radius. #DnD https://t.co/pCj81iFOzE

— Jeremy Crawford (@JeremyECrawford) March 9, 2018

Does blindsight perceive physical phenomenon like fog and smoke?

@JeremyECrawford Does blindsight perceive physical phenomenon like fog and smoke? Is a creature inside fog heavily obscured to a creature that has blindsight?— Armando Doval (@armando_doval) March 22, 2018 Blindsight lets you perceive your surroundings, including environmental phenomena, yet a phenomenon that impedes only sight (it doesn't provide cover) doesn't…

Can I see the target with blindsight/tremorsense?

@chopkins779When a spell/ability says that a creature must see the target, does blindsight/tremorsense count as seeing? yes— Mike Mearls (@mikemearls) February 22, 2016

Does Stealth or Invisibility work within Blindsight range?

@Aseahawkfan Does Stealth or Invisibility work within Blindsight range? "Does Stealth or Invisibility work within Blindsight range?" A creature can try to hide within blindsight range behind cover.— Jeremy Crawford (@JeremyECrawford) January 10, 2015 @AseahawkfanWhat advantages does blindsight provide, if cover protects against it? Blindsight lets you spot an invisible…