ключевые слова
a.i. companion, achievement attempt detection, bafta games award, based on - comics, campaign, character models based on actual people, color blindness, death, difficulty level, downloadable content, easter egg, extreme violence, fake in-game advertising, falling damage, first person shooter, friendly fire, fully customizable controls, game critics awards, helicopter, horde mode, human, in-game achievement menu, in-game map editor, infinite spawn, instant kill, interactive achievement awards 2009, interactive environments, local and online players together, machinima, matchmaking, melee, mutants, never-ending, no respawn, non-linear storytelling, pc to console port, pig, post-apocalyptic, professional gaming, real-time combat, respawning, sadism, steam achievements, swarming enemies, throwing weapons, tomboy, unlockables, viral achievement, vision obstruction, voice chat, war veterans, xbox controller support for pc, xbox live, xbox one backwards compatibility, zombie protagonist, zombies