This is a summary of the features, from the offical website :

  • The multiplayer, teamplay, co-op modes directly influence solo play, and vice-versa. The limits of solo and multiplayer games are finally left behind.
  • Psychological and mental traumas management related debuffs.
  • 25 weapons, 2 different shooting modes (auto/semi), dynamic precision (moving/shooting/standing worsens accuracy), drilling shots, iron sighting, extended zoom scopes.
  • Complete hacking system with game play impact Hacking minigame. 9 devastatingly subtle PSI powers.
  • About 20 NPC with non-scripted, fully reactive and efficient AI, endowed with a sense of initiative bots. Bloody close combat with technical detail. Incredible physical movement realism thanks to Source Engine physics.
  • Excellent replayability due to primary and secondary missions, dynamic environments, non-linear level progression, and random NPC spawn, type and appearance. Death doesn't penalize players: no need to restart the current mission.
  • Open-level gameplay for hours of play without reloading.

For more details about those features, use the menu.

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