An expansion to XCOM: Enemy Unknown has been announced today.

The expansion adds a range of new abilities, upgrades and weapons to combat new enemy and alien threats. It will also include new maps both single and multiplayer. Full details below the video.

NEW SOLDIER ABILITIES

Research a new alien technology to advance the capabilities of your operatives:

Gene Mods: Construct the Genetics Lab to physically enhance your operatives’ abilities including augmentations to the chest, brain, eyes, skin, and legs.

MECs: Build the Cybernetics Lab to enable the construction of the new Mechanized Exoskeletal Cybersuit, or MEC. The new MEC Trooper class has specialized abilities and each suit can be upgraded with new weapons including the flamethrower and grenade launcher.

NEW WEAPONS AND EQUIPMENT

Give your operatives an extra tactical edge with new projects from your engineering team and the Foundry.

NEW ENEMY THREATS

Adopt new tactics to counter the threats from two new alien classes including the Mechtoid.• New Strategic Resource: A valuable new alien resource, known as MELD, has been released onto the landscape providing access to new research and upgrades.

NEW TACTICAL CHALLENGES AND MAPS

New tactical challenges are introduced across an additional 47 maps.

NEW MULTIPLAYER MAPS, UNITS, AND ABILITIES

Create your custom squad from a wider array of options and dominate your opponent in intense, one-on-one, turn-based matches.

More details at http://www.xcom.com/enemywithin/