The Perception Filter is an accessory added by Fallout Who Vegas. It is not visible on the player when worn, but increases the player's sneak skill.
How to Obtain[]
The outfit can be crafted at the TARDIS workbench.
Trivia[]
- The TARDIS key with perception filter properties was used in the 2007 episode The Sound of Drums so that The Doctor, Martha Jones, and Captain Jack Harkness could evade detection from the authorities and The Master.