In other aspects, Devereux had also gained quite a lot. For instance, he had managed to get the Marauder's Map from Filch. This magical artifact, created by James Potter and his friends, was truly a work of genius.
It could not only display the detailed layout of Hogwarts in real time, but also mark the exact location of everyone within its walls—an effect that clearly combined profound magical knowledge with exquisite Ritual Magic.
"Tsk tsk, how on earth did those guys ever think of making something like this back then?" Devereux muttered to himself as he examined the map closely.
Chapter 251