Steam will automatically download and apply the latest Aliens: Colonial Marines updates. To ensure you have the latest update, simply restart Steam. All updates are cumulative; you only need to install the most recent version to receive all updates.
v1.4.0 Update (July 22, 2013)
Adjusted melee encounter animations
Various AI improvements.
Adjusted Xeno behavior to only allow for tail attacks when they’re on ceilings
Fixed an issue that could cause Xenos to walk upright on ceilings
Adjusted Lurker AI to retreat a bit after a close encounter
Fixed a bug where AI marines would occasionally default pose if incapacitated from a melee encounter
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.
Adjusted “Recruit” difficulty to be easier. (Other difficulty options have not changed)
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
v1.3.0 Update (June 11, 2013)
Compatibility updates for future DLC
April 30, 2013 Hot Fixes
Adjusted “Recruit” difficulty to be easier.
Reduced Xeno Bludgeon skill stun duration from 1 second to .75 seconds
Xeno Heavy Chitin armor bonus decreased from 15% to 10%
Xenos are now more vulnerable to damage during ‘Rage’
Xeno Rupture trait damage reduced
Lowered the horizontal and vertical reach of Xeno Rupture
Increased Xeno Enraged Pounce attack cool down from 2.5 seconds to 3 seconds
Reduced marine claymore damage
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.
Added toggle for film grain filter.
Increased security to address cheats and exploits.
Improved texture resolution.
Various visual improvements.
Added mouse smoothing to options menu.
Fixed crashes tied to launch and motion tracker.
Added additional safeguards to better protect save data.
Resolved an issue where a player's level could sometimes appear incorrect when backing out of a party.
Addressed several scenarios under which players could spawn without a weapon.
Changes to better prevent audio from sometimes cutting out during end of mission cinematics.
Fixed issue where Xeno death animation was not properly calculating momentum of the killing blow.
Smart Gun animation now properly tracks targets.
Addressed some instances where Xenos would display erratic animations.
Increased light radius for player's shoulder lamp.
Adjusted aim assist to better reflect player input.
Addressed an issue that could sometimes cause co-op player revival to not work under certain circumstances.
Addressed issues with players not spawning into a level properly.
Fixed a marine player invincibility exploit.
Resolved several instances where players could walk or fall outside of maps.
Addressed an issue where Ripley’s Flamethrower (bonus content) would sometimes fire continuously without player input.
Fixed an issue that could cause localized text to sometimes display incorrectly.
Addressed an issue where weapon ammunition was not always highlighted properly.
General user interface improvements.
Miscellaneous bug fixes.
Tweaked enemy and friendly AI to be more aggressive and responsive.
Modified campaign difficulty to account for improved AI responsiveness.
Improved enemy collision detection regarding doors and Power Loader.
Addressed some issues that could cause improper warping for co-op players.
Various tweaks to address instances where NPC characters would not always properly navigate to objectives.
Players will no longer bleed out immediately when downed in a Power Loader.
Fixed issues that could cause clients to report inaccurate results and statistics.
Addressed instances where a map would appear to “pop in” when loading into a new match.
New Xeno appearance customization added.
Multiplayer teams should now correctly auto-balance between rounds.
Increased duration of Lurker Pounce Challenge “Cat-Like Reflexes” from 10 to 20 seconds.
Fixed issue where certain multiplayer challenges would not unlock properly for all characters.
Crusher pick-ups now correctly appear as highlighted for clients.
General user interface improvements.
Various performance improvements.
Fixed issue where a door may not function properly if a Xeno was killed while opening it.
Addressed issue where players could become stuck in a close encounter after killing a Lurker that had pounced them.
Fixed collision issue where bullets would not pass through certain open doorways.
Fixed an issue related to clients incorrectly interrupting Xeno melee encounters.
Addressed an issue where doors would sometimes not open properly.
Addressed an exploit where players could melee while throwing a grenade or placing a claymore.
Fixed some collision detection issues that could result from a close encounter.
Prevented campaign pop-ups from appearing outside of campaign.
Fixed an issue that could prevent NPCs from getting on the elevator in the Sulaco.
NPCs no longer attempt to open doors while being welded.
Fixed issue where Raven could sometimes pass through welded door.
Implementing a message to warn players that campaign progress will be overwritten if they try to start an offline campaign game from within the co-op campaign UI.
Adjusted the distance between players before they're warped to the location of furthest player in co-op.
Fixed issue where torch would sometimes appear incorrectly to co-op clients.
Fixed issue where difficulty could sometimes become stuck incorrectly after switching modes.
Fixed issue where co-op player would not recover properly after being saved from a close encounter.
Fixed issue where Russian players could not drop into a co-op match in some missions.
Updated late-game close encounter moment to disable player input, which could cause them to become stuck.
Resolved issue where campaign Motion Tracker could incorrectly in multiplayer loadouts.
Fixed issue where clients would sometimes be invisible after spawning in No Hope in Hadleys.
Multiplayer teams are now randomized (parties excluded) if percentage difference in scores is greater than 15%
'Switch Teams' option removed from the Pause menu.
Corrected issue where server and client could get out-of-sync when switching out of a power-up while firing.
Fixed issue where controller would vibrate during the scores screen if Rage ability was active upon match end.
Fixed issue where Cloak ability would not conceal the Lurker when walking or jogging.
Corrected bug where clients appeared to spawn outside of world before match start.
Removed placeholder text from appearing on scoreboard in certain situations.
Improved camera transition when Xeno enters a vent.
Fixed issue where Xenomorph HUD could sometimes appear in the wrong color.
Fixed issue with Spitter acid sometimes preventing players from deploying a Sentry Turret for a short while.
Spitter's "Acid Spray" now originates from the mouth.
Escape: Fixed issue where Xenos could spawn in unplayable space.
Escape: Fixed issue where Xeno players could lose functionality if warped to next area while in a vent.
Escape: Addressed issues where players would spawn with no weapon if they were the last Marine to die in Escape.
Escape: Fixed issue where Cat-Like Reflexes ability would not properly complete in an Escape match.
Escape: Improved timing and placement of warp locations in Emergency Evac map.