The Second Wave content for XCOM: Enemy Unknown is now available for PC, Xbox 360 and PS3, 2K Games and Firaxis Games have announced.

The new content - available by downloading the new title update - offers a variety of gameplay modifiers to enhance the XCOM: Enemy Unknown experience after completing the main campaign.

The Second Wave content includes:

  • Damage Roulette: Weapons have a wider range of damage.
  • New Economy: Randomized council member funding.
  • Not Created Equally: Rookies will have random starting stats.
  • Hidden Potential: As a soldier is promoted, stats increase randomly.
  • Red Fog: Combat wounds will degrade the soldier's mission stats.
  • Absolutely Critical: A flanking shot guarantees a critical hit.
  • The Greater Good: Psionics can only be learned from interrogating a psionic alien.
  • Marathon: The game takes considerably longer to complete.
  • Results Driven: A country offers less funding as its panic level increases.
  • High Stakes: Random rewards for stopping alien abductions.
  • Diminishing Returns: Increased cost of satellite construction.
  • More Than Human: The psionic gift is extremely rare.

Second Wave follows the release of premium DLC, Slingshot Content Pack, which includes three new maps tied to Council missions, a new playable squad character with a unique story and voice, and new character customization options.

Source: Press release