General
• Adjusted melee encounter animations
• Various AI Improvements
   o Adjusted Xeno behavior to only allow for tail attacks when they’re on ceilings
   o Fixed an issue that could cause Xenos to walk upright on ceilings
   o Adjusted Lurker AI to retreat a bit after a close encounter
   o Fixed a bug where AI marines would occasionally default pose if incapacitated from a melee encounter
   o Fixed a bug where AI would still be targetable by Xenos while incapacitated
• Changed the close encounter lighting to fade out instead of abruptly turning off
• Addressed an issue where player weapons would possibly continue to fire during melee encounters
• Adjusted the dissolve effect for Xeno head pieces and particles in Bug Hunt and multiplayer
• Adjusted the attack angle for the Xeno tail stab to prevent stretching
• Addressed an issue where Xeno gore effects would occasionally play twice
• Addressed an issue with the ‘Eat This!’ achievement from not being unlocked when using the double-barreled flush gun
• Addressed a rare crash bug when using interactive objects
• Addressed an issue where the motion tracker ping would play when you didn’t have a motion tracker available
• Addressed an issue where some particles would not appear when the World Detail slider was set to the minimum. NOTE: This may require some users to re-configure the World Detail slider (under Settings -> Video ) to ensure the setting is applied properly.

Campaign
• Adjusted “Recruit” difficulty to be easier. (Other difficulty options have not changed)

Versus
• Adjusted a broken Extermination Point in Excavation
• Addressed an issue in Extermination where the last two Extermination Points used would sometimes immediately reactivate
• Addressed an issue that wouldn’t let you select spectator cameras when joining games in progress

• Compatibility updates for future DLC

v1.2.0 Update (May 6, 2013)

• Added compatibility for “Reconnaissance Pack” multiplayer add-on.
• Various visual improvements, including new screen space ambient occlusion (SSAO) functionality.

4/9/2013 Update

• Added toggle for film grain filter.
• Increased security to address cheats and exploits.