Improved gib positioning for marines and sentries.

Uber drones now use the model set for them in Hammer.

Fixed marine bots aiming throwable items at the player's crosshair even if it had moved since the command was given.

The 8th marine is no longer hidden on the HUD for certain values of asw_hud_scale.

Fixed lighting issues with marine gear in areas with complex shadows.

Fixed stationary marines being detected as moving due to rounding errors.

Weapons with aiming improved by crouching now work on moving platforms.

Fixed medals not appearing in lobbies hosted on dedicated servers.

Fixed a crash when starting a mission without a key bound to 'use offhand item'.

Menders no longer heal biomass when it is on fire.

PS50 Bulldog: Fixed this weapon using visual effects meant for dual weapons.

AVK-36 Marksman Rifle: Fixed zooming causing auto-reload to become disabled.

No longer disappears immediately when using last charge (similar to Assault Jets).

v45 Electric Charged Armor: Improved visibility of this gear.

Tilarus-5: Yanaurus Mine: Fixed scripted doors not visually falling.

Accident 32: Confined Facility and J5 Connector: Reduced networking overhead from minecarts.

Alien Swarm adds 3rd person camera, depth of field, improved dynamic shadows and a wide variety of gameplay additions to the Source engine.An update has been released containing the following changes:

Along with the game get the complete code base for Alien Swarm that features updates to the Source engine as well as the SDK. Blaze your way through an overrun, off-world colony, eradicating the alien infestation in environments ranging from the icy planet’s surface, to a subterranean lava-flooded mining facility. Plan your attack using an unlockable arsenal of weapons with countless loadout configurations against a wide variety of aliens. With your friends, form a squad of four distinct IAF Marine classes. Available free of charge, the game thrusts players into an epic bug hunt featuring a unique blend of co-op play and squad-level tactics.

Alien Swarm is a game and Source SDK release from a group of talented designers at Valve who were hired from the Mod community.

Alien swarm download free