Margaret Brigham's veil is a recurring accessory in My Little Pony series and Scooby-Doo series.
Scooby-Doo! The Ending of the End[]
Margaret Brigham's veil is an accessory that provides magic defense +80, and when consumed by a dangerous monster, it increases its magic defense by +79. It can be found in Professor Pericles' lair during chapter 3 and 7, stolen from Janice Lincoln (oversoul) or Gutherman (oversoul), bribed from William Riva (20,299 coins - x9) or Victoria Snow (oversoul).