A set of hidden masks released with the Wolf Pack DLC for the PC. Each mask references a certain clue from the ARG puzzle that, once solved, leads players to a door within the First World Bank. These masks have now been ported into PAYDAY 2.
This is Dallas' Secret mask from PAYDAY: The Heist. Ported into PAYDAY 2, the mask replaces one of the standard masks in game.
In order to install the mod. You require the PAYDAY 2 Mod Tool. Found below.