Irrational Games, the developer of BioShock Infinite has today released a launch trailer for their Burial at Sea DLC, which is set to launch episodically, with Episode One launching for the PC, Mac, PlayStation 3 and the Xbox 360 priced at $15 in the US.

The episode has been built from scratch using Unreal Engine 3 and brings a set of new weapons, Plasmids, gear and tears, with the first half featuring the exploration of Rapture.

There’s not much information yet, but you can check out the trailer below for a quick look at the DLC.

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