Uncharted: Golden Abyss DLC Leaked?

A user by the name of 'jmro' on Neogaf claims that he has found a hidden menu on his PS Vita which revealed what future Uncharted: Golden Abyss DLC may contain.......

'jmro' on Neogaf forums claims that when he was playing Uncharted: Golden Abyss on his PS Vita, due to some sort of error his PS Vita locked up and revealed the image below:



The image supposedly reveals some sort of card game DLC, the alleged DLC could include a Yu-Gi-Oh type trading card game? Remember all this is just speculation and nothing is confirmed.

Source:PS Vita Hub