Metal Gear Solid V: Ground Zeroes is an action-adventure stealth game developed by Kojima Productions and published by Konami for the Xbox 360. Set as a prologue to Metal Gear Solid V: The Phantom Pain, players control Snake (aka Big Boss) as he infiltrates a military base to rescue hostages. Ground Zeroes showcases an open-world design, real-time day/night cycle, and revamped gameplay mechanics, emphasizing tactical freedom to approach missions. The game's rich narrative explores mature themes, setting the stage for its sequel's expansive story.