Update: Teaser trailer available for viewing.
Stashed within the confines of the PlayStation 3 version of BioShock is the unlockable teaser for its sequel, BioShock 2: Sea of Dreams. Some fellow took a few photos of said teaser and here they are:
Thanks to GAF for the head’s up.
No more still photos! Here’s the teaser:
[gamevideo 22120 nolink]