Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Zombie Apocalypse is a shoot ''em up created by Nihilistic Software and published by Konami for the PlayStation 3 and Xbox 360.Zombie Apocalypse is a multidirectional shoot ''em up. The player controls one of four characters through 55 levels set in 7 different maps. The player''s main objective is to kill wave after wave of zombies using a range of weapons and the environment. Secondary to this is to save survivors, who appear randomly throughout the level and can be rescued via helicopter. Use of environmental kills rewards the player with more points for their score via a multiplier which resets back to 0 upon death. Each of the game''s modes can be played in single player, local co-op or online multiplayer, supporting up to 4 players.