Writing on the PS Blog, Konami community manager Su-Yina Farmer said the limited time offer will end on March 20, 2014.
Both Ground Zeroes and Peace Walker star Big Boss. In Metal Gear chronology, Ground Zeroes follows the events of Peace Walker, which featured Big Boss in command of the military group Militaires Sans Frontières and the creation of its headquarters, Mother Base.
Peace Walker originally released on PSP in 2010 and later received an HD makeover for release on PS3.
Konami has confirmed a Metal Gear Solid V: Ground Zeroes release date of March 18. The PS3 and PS4 versions of the game will offer exclusive content in the form of the Déjà vu mission, which features classic Solid Snake from the PSone entry in the stealth series.