On January 29, Ninja Gaiden Sigma Plus for the Sony PlayStation Vita will join the lineup of free games being offered to PlayStation Plus members this month.
Ninja Gaiden Sigma Plus is an action game that promises to take full advantage of the PlayStation Vita’s capabilities. This newest edition features both motion and touch controls and new content and challenges. Players will be able to move the PlayStation Vita around to aim their bow or touch the rear touchpad to strengthen their ninja. For more information, check out the Ninja Gaiden Sigma Plus website (http://teamninja-studio NULL.com/teamninja/ngsv/us/).
Other games free for PlayStation Plus members this month include NBA Jam: On Fire Edition, Darksiders, Mega Man 9 and 10, and Foosball 2012. Also available on PlayStation Plus this month are the God of War: Ascension multiplayer beta and an additional 3 months of membership at no extra cost.
Source (http://blog NULL.us NULL.playstation NULL.com/2013/01/28/playstation-plus-update-ninja-gaiden-sigma-free-for-members/)