When it comes to rules, only Jeremy Crawford tweets are official

Do Temporary Hit Points count for determining whether a creature is affected by Sleep or Power Word Kill?

Why do you say reaction is only 1/round when you can have 1 before and 1 after your turn in the same round?

How does the final perk of Mage Slayer interact with spells that have repeated saves?

Does a medium rider on a large mount need at least 7.5′ reach to make melee attacks then?

Are the Variant: Familiars rules intended for players and NPCs or just NPCs?

If a College of Swords bard has Extra Attack, do they get the +10 to movement from each attack?

Does spiritual weapon benefit from Hex or Hunters Mark?