You may cast Parapet as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. Creatures you control get +0/+1.
There is no wall that can't be improved by making it taller.
Near Mint - $0.25
Lightly Played - $0.24
Moderately Played - $0.19
Heavily Played - $0.15
Damaged - $0.10
Near Mint Non-English - $0.25
Lightly Played Non-English - $0.24
Moderately Played Non-English - $0.19
Heavily Played Non-English - $0.15
Damaged Non-English - $0.10