The Three entered, and arrogantly walked down the hall outside the first floor library, and into a hall Dania had been told never to enter. After about 10 feet or so, a pit opened beneath their feet, and they fell into a pool of acid. They quickly dissolved, and the liquid was siphoned off and poured into a Sphere of Annihilation, gone forever. The swords had not dissolved, but instead sank to the bottom. As they watched, they rose up into the air, and The Three re-formed out of shining mist.
Lets go back, and get the heavy artillery.
Wonderful last words. The whole house shakes. Your Master, who never got a chance to complete his spell, is sprawled on the floor. You have been thrown conveniently near an exit. Dania dived out of a window and landed in the street.