Hidden What?! - Find The Black Market. - Trophy/Achievement
After you capture X'plosives and have arrived back to New Yolk City, before heading to the Bounty Store you will find a Clakker talking about a Black Market. The Clakker is a female standing to the opposite side of the rope that leads to the Black Market. She is shown at 0:20 of the video. After talking to her she will give you the password to enter the Black Market. Climb up the rope, and head to the Black Market Press square (playstation) X (Xbox) Y (Nintendo) to try to enter the door. The Clakker inside will ask for the password. Press square (Playstation) X (Xbox) Y (Nintendo) again and Stranger will answer the password and the Clakker will let you inside the Black Market. The Trophy/Achievement will unlock once you enter the Black Market.