Vanish into Thin Air:
After that night, the killer vanished into thin air and no one saw him ever again.
Variety is the spice of life:
New and different things make life more interesting.
We learned windsurfing after learning sailing because variety is the spice of life.
Vultures (Circled by vultures):
Enemies are nearing.
After his rude comment, the vultures started circling.