The first episode of BioShock Infinite: Burial at Sea is out today on the Xbox 360, PS3 and PC, so – launch trailer! I apologize in advance for Sander Cohen’s extreme close-up. Other than that the trailer looks pretty cool, showing new eapons, plasmids and flying drills. watch it below.Some of our posts include links to online retail stores. We get a small cut if you buy something through one of our links. Don't worry, it doesn't cost you anything extra.