Wall of Vapor
Chronicles — Common
Defender (This creature can't attack.)
Prevent all damage that would be dealt to Wall of Vapor by creatures it's blocking.
"Walls of a castle are made out of stone,/ Walls of a house out of bricks or of wood./ My walls are made out of magic alone,/ Stronger than any that ever have stood."
Chrysoberyl Earthsdaughter, Incantations