There's a way they can share powers, but he's not sure how to make it happen fast enough that it isn't a stupid choice. So he thinks on it for a moment, brow furrowed. What else can they do? What can Quentin do, with the ability to cast his face into a mirror, nothing else?

"There are shining things all over this place -- metal. Steel. Can you use it to distract them, make them think you're where you're not?"

It's the best thing he can think of. They need to leave this room before the crashing gets close to the door -- before they lose the chance to be in position to fight the creatures when the creatures return.