New Game Add-Ons For the Collection

We recently acquired access to several game add-ons of note, and thought we'd share them here in case you'd like to check them out in the CVGA:

Bioshock 2: Minerva's Den, Xbox 360
Elder Scrolls V: Skyrim: Dragonborn, Xbox 360
Mass Effect 2 - Lair of the Shadow Broker, Xbox 360
Burnout Paradise: Cops & Robbers, Xbox 360
Burnout™ Paradise Big Surf Island, Xbox 360
Borderlands - The Secret Armoury of General Knoxx, Xbox 360
Mass Effect 3 - Citadel,  Xbox 360
Elder Scrolls Oblivion: Shivering Isles, Xbox 360
Fallout 3: Broken Steel, Xbox 360

Which ones do you recognize/remember playing when they first came out? We'd love to hear in the comments.