Does a Goliath’s Stone’s Endurance factor in before or after resistances?

If a creature is immune to the damage of a spell, can it still suffer effects?

Thieves tools can pick this lock

Is there a difference between attunement and identify?

If you have levels of Monk 1/Bladesinger 4, do you stack the Intelligence AC bonus?

Vorpal Sword says “any sword that deals slashing”, axe/whip?

Does an hidden fighter with Extra Attack attack a target to get advantage on all 4 arrows?