Hall of Infinite Doors

You decide to freak the two people out by making a bunch of objects float. You start with the kid's building blocks. You pick a few of them up, and then fling them at the boy's face.

"Daddy!" he wails. "We've got a ghosty in the house!"

The man curses under his breath. "What, again? That's the third one this week!" Reaching for a gun on his belt, he shoots you with a beam of green light.

You scream as every particle which composes your being slowly dissolves