Harsk, seeing the lizardfolk prepare to force the door open, uses a bit of magic to show him the weakest point. The giant paladin puts all of his weight behind the scabbard. As he struggles, the druid pushes against Sensinn's armored legs with all his might. The door creaks. A little bit of movement, then an explosive force expels the scabbard from the door and both companions sprawl to the floor.
Not yet... You are not as useless as the others. You have not flown in terror or attacked in ignorance. Yet you still have not fully proven yourselves to me.
The voice pounds into your heads, then dissipates. The evil presence retreats into the room, or maybe further, but you know better than to try breaching the door again.