I’d love to hear the background on why 1s and 20s aren’t auto-success/fail

Sun & Moon elves but DnDBeyond lacks these races

Can disintegrate disintegrate a creature that is already at 0 hit points?

Spell Thief force a saving throw with spellcasting ability mod, is it considered to be the same kind of ST as the modifier?

Can the sun blade be used to cut and/or incapacitate enemies?

Blood Hunter question: if you multiclass into it, does crimson rite damage you equal to your overall character level?