You as a DM are better at improv than you give yourself credit for

How to run a dragon

“In castle dark sounds zombie tread”

What’s the internal temperature of a Bag of Holding?

Twinned spell: Could we get an official list of spells that can be twinned?

Do the Frostbrand and Flame Tongue swords not get a + anything to hit/damage?

If a fighter with multiattack delays his action, can he take multiple attacks on the reaction?