XBOX 360, XBOX 1 / PS3, PS4 / PC
Probably one of the most often missed hidden item areas.
Challenge Room: Military Hangar
Transit / Subway: Pei Pooh's Boss Room
I'm a believer that a bosses environment should suit the boss. Initally when I started working here Pei was so out of place that the fight felt really uninspired.
The whirlpool, iron grate and lighting were added to give the enironment a more lively feel.
Specimen Storage: Tribute to a fine game
Many players guessed correctly what this room was all about. This was a hugely satisfying room for me.