BioShock Infinite: How to unlock 1999 mode


Check out the above video to find out how to unlock the extra tough 1999 mode in BioShock Infinite without having to complete the game first.
On the main menu, simply press up, up, down, down, left, right, left, right, B, A. PS3 users should press O then X, while PC players should press [confirm] then [cancel].

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