Secrecy Sensor

Secrecy Sensors are Dark Detectors that vibrate when they detect concealments and lies. When Barty Crouch Jr. set one off by impersonating Alastor Moody he claimed Secrecy Sensors were useless at Hogwarts because students were always lying about their homework.

Return Location Alastor Moody's Office
Rarity 9
Registry Family Challenges
Return Location Alastor Moody's Office
Wizards Unite Foundable Secrecy Sensor