Google has reportedly been exploring adding facial recognition to its products (i.e. Google Goggles) more seriously but has held back because of privacy concerns.
At the moment Google Goggles is in the early stages of development, and so only works if you snap things like wine-bottle labels, DVD cases and bar codes.
Scan the QR code next to each game with Google Goggles or Bar code Scanner to go right to it in the Market.