A ranger pet can level up, but can a caster’s familiar?

Does performing a grapple count as taking the Attack action?

Would Shield spell trigger the Rangers multiattack defence?

A spellcaster affected by invisibility casts a non-concentration spell; can he be counterspelled?

Do you get a reaction if you haven’t taken a turn in combat yet?

Will WotC ever sell a printed version of the D&D 5e Basic Rules?

Are paladin auras visible?

Can a Rogue expertise increase initiative?