BioShock Infinite: Burial at Sea the eagerly anticipated downloadable content that returns players to the undersea utopia of Rapture, will be out this holiday season. Irrational Games head Ken Levine said there are two episodes planned, the first to be out before the end of this year, while the second is still in development.

BioShock Infinite is the critically acclaimed sequel to the breakout hit BioShock that explores the ruins of Rapture, a failed utopia at the bottom of the sea. Burial at Sea will take players back to the undersea deathtrap before its fall from grace. Players will control familiar protagonists from Infinite. Booker in his former role as a Private Investigator working with Elizabeth in a story set in 1958.

We're excited to see the twisted world of Rapture before it went completely down the tubes as seen in the original BioShock. BioShock Infinite: Burial at Sea episode one will have us swimming with the fishes this holiday season. Episodes drop for PC, Xbox 360 and PlayStation 3 for $14.99 and are included in the BioShock Infinite Season Pass.

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[Via Joystiq]