Armed only with the light and apps from your in-game smartphone, you must try to get out alive.

CNN: 5 video games to watch from GDC 2013

Armed with this technology, the new PENs are outstanding low-light performers with a maximum ISO of 25, 600 and a dynamic range that has also been increased, enabling finer expression of gradations between dark and bright areas with a wider range of intensity.

ENGADGET: Olympus E-PL5 and E-PM2: Micro Four Thirds cameras with OM-D-like focusing, performance boosts (hands-on)

The winner, however, was Steve Meretzky, developer of Zoo Tycoon, whose concept game Bac Attack pits players armed with light and radiation against a bacterial colony in a petri dish -- when the player is inevitably overwhelmed by the bacteria, Steve suggests calling the government to arrange a sale.

ENGADGET: Interspecies gaming hits GDC