2K Games has announced that Protector Trials, the new single-player DLC for BioShock 2, is now available on the Xbox LIVE Marketplace for 400 Microsoft Points and on the PlayStation Network for $4.99.

Including 6 new maps, achievements/trophies and unlockables, Protector Trials, is the first single-player focused downloadable package and third in the series.

Containing many challenges featuring frantic combat and fast-paced action that are designed to push players’ mastery of weapons and Plasmids. The goal is simple, but tough to achieve: players must keep their Little Sister safe from the intense onslaught of Splicers as she gathers ADAM from corpses.