There is 1 Dead Ghost to be found in Widow's Court. They can be collected during any match. Each Ghost can only be collected once per account.
Ghost 1[edit]
Go to the ruined building by the Control Zone A, found toward a corner of the map.
Go inside the ruined building and jump up onto the ledge just above the slope inside the ruined building.
Look toward the corner of the room to find the Dead Ghost.