The Shadow turned quickly and vanished into the blue light.
The Shadow had vanished before the first shot could be fired.
The shadow vanished, and the air around them returned to normal.
The Shadow vanished from the window and faded into the night.
The other Shadow went towards the fire and vanished in it.
The Shadow had vanished into the darkness of the grounds.
Just as a shadow vanishes when light comes too close to it, so had he disappeared.
The Shadow had vanished with the last vestige of night.
A shadow vanished from the King's brow as he looked up and saw his physician coming toward him.
The flickering light and shadows on the walls suddenly vanished.