[[a nod]] Un, that's true. Though with how this place is, I think it's more likely that trickery and diplomacy would go farther than a display of power.

[[though that could just be his inner DM talking there. You always expect the party to brute force it, which is why you make the door impervious to force... but able to be unlocked by activating that small switch that the NPC would have told you about if you hadn't killed him first.]]