THE BANK HEIST: an extra in-game mission. As the Master Thief, infiltrate the City’s most secure location, Stonemarket First Bank, to retrieve a coveted heirloom. To this day, the heavily guarded and treacherous place remains impregnable, but that’s about to change… Features Unlock a challenging mission that will put your thieving skills to the test. Outsmart security measures found exclusively in this mission. Search for the Bank’s unique loot and many other secrets! A true homage to the Bank mission in Thief II: The Metal Age.