First we made the game solo. Four episodes in which successive levels in various environments, concluded by an endurance level with general assault of the horde of zombies in the city attacking the group of survivors.
Then we get down to business: the multiplayer, with a simple network platform (too for those who want to parameterize) and quick access. Repeat these campaigns at leisure with players survivors, test your team spirit, your solidarity in defense and your ability to communicate.
Finally, still in multiplayer but team versus mode: always embody the survivors ... or some zombies have evolved a special way. Each specimen has a tactical and special function. PvP true, then it is the time to push your ability to climax with your group cohesion whatsoever to survive ... or defeat the survivors.
Fun, action, not reflection but from reflex and especially cunning in versus mode. All this in a graphic design meets the standards of the time and with survivors in many foods and typed attitudes and hilarious and deadly zombies, the unfailing determination.
Little prospect of development of the game, however, it suffices to what it is in the state except potential extensions ...