June 19, 2008 was linked to after solving the game at It contained a Acme Security Systems video feed (CAM 4131) of Dock 138 at Gotham harbor on 6/16/08, 03:02:03:87 to 03:02:18:57.

At 03:02:13:22, the feed cuts out and flashes the first image of the Joker from


The third episode of Gotham Tonight (6/23) revealed that a large shipment of ammonium nitrate had been stolen off the docks 7 days before, and that the perpetrator was "crazy enough to smile into the surveillance camera." From this information, it can be concluded that the Joker was the thief, and that he likely procured enough ammonium to make a substantial amount of bombs to use later during his terrorist rampage.