Lambda Wars (formerly Half-Life 2: Wars) brings the struggle between the human resistance and their Combine overlords to a multiplayer real-time strategy setting. The Lambda Wars beta only requires Alien Swarm installed to play. It features 3 multiplayer game modes: Sandbox, Annihilation and Overrun, showcasing the Rebels and Combine playable factions and a full-fledged RTS interface and HUD. There is also a singleplayer tutorial and a handful of singleplayer missions.

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Half-Life 2: Wars v0.5 Release

Half-Life 2: Wars v0.5 Release

News 59 comments

Version 0.5 of Half-Life 2: Wars is now available for download. This release features new maps, the addition of basebuilding, improved stability (less...

January Progress Update

January Progress Update

News 16 comments

A quick update on the progress of Half-Life 2: Wars, with info about what we've been up to, our plans for future releases, some media, and a tip about...

Holiday News And Media

Holiday News And Media

News 29 comments

HL2: Wars is back, and we've got a lot of fresh news as well as a couple of brand new screenshots to feast your eyes on. Information on our upcoming Antlion...

Dev Video and Beta Source Code

Dev Video and Beta Source Code

News 27 comments

News from the front! We bring goodies: a development video showcasing the latest features and the surprise release of the old Beta 0.5 source code, as...

Antlion Demo Trailer and Imminent Release

Antlion Demo Trailer and Imminent Release

News 26 comments

The Antlion Demo of HLW will be released next month. We also have a trailer, more details, and a request for developers.

HL2: Wars Multiplayer Beta 1.0 Released!

HL2: Wars Multiplayer Beta 1.0 Released!

News 37 comments

Today's release of the Multiplayer Beta 1.0 is the first ever multiplayer public release of HL2: Wars and our first public release in over two years!

Multiplayer Beta 1.0.1 Patch Release

Multiplayer Beta 1.0.1 Patch Release

News 8 comments

Patch 1.0.1 for the HL2: Wars multiplayer beta released, with 2 new maps, bugfixes, and balancing changes. Also, we discuss our future plans and ask for...

9th Place in MOTY 2010 Player's Choice!

9th Place in MOTY 2010 Player's Choice!

News 3 comments

A heartfelt thank you to the community and all who voted for us to get us 9th place in the 2010 Mod of the Year competition.

HLW Multiplayer Beta 1.0.3 Released!

HLW Multiplayer Beta 1.0.3 Released!

News 16 comments

Release of Beta 1.0.3 of Half-Life 2: Wars. Screenshots, gameplay video, new Overrun map or_trapped, the return of the manned turret, and many fixes and...

New Years Progress Report & Video

New Years Progress Report & Video

News 8 comments

30 minute gameplay video and two shorter videos showcasing our new building models and the map or_hill, as well as an explanation of our new resource...

New Building Models and HUD

New Building Models and HUD

News 23 comments

We have some tasty new building models to replace our placeholders for both factions, as well as a new HUD!

Half-Life 2: Wars Beta 2.0.0 Released!

Half-Life 2: Wars Beta 2.0.0 Released!

News 76 comments

Major new release - HL2 Wars is now on the Alien Swarm engine! Featuring new maps, new HUD, full tech trees, new game modes and more.

HL2:Wars Beta 2.0.1 Patch Released

HL2:Wars Beta 2.0.1 Patch Released

News 4 comments

Beta 2.0.1 introduces several gameplay balance changes, lots of bugfixes, new music tracks and fixes matchmaking.

Half-Life 2: Wars Beta 2.0.2 Released

Half-Life 2: Wars Beta 2.0.2 Released

News 13 comments

Beta 2.0.2 adds CPU players for offline skirmishes, improves the team color shader, and introduces many bugfixes and balance changes.

Half-Life 2: Wars Beta 2.0.3 Released

Half-Life 2: Wars Beta 2.0.3 Released

News 3 comments

Beta 2.0.3 of HL2: Wars features a slew of balancing changes, minor improvements and bugfixes.

Half-Life 2: Wars Beta 2.0.4 Released

Half-Life 2: Wars Beta 2.0.4 Released

News 7 comments

The latest update improves Overrun mode and introduces some balancing changes and bugfixes to the HL2:Wars beta.

Half-Life 2: Wars Beta 2.0.5 Released

Half-Life 2: Wars Beta 2.0.5 Released

News 3 comments

Beta 2.0.5 introduces a host of bugfixes, balance changes, and small improvements. Vote for us in MOTY 2012!

Half-Life 2: Wars Beta 2.0.6 Released

Half-Life 2: Wars Beta 2.0.6 Released

News 13 comments

Beta 2.0.6 features a host of visual improvements, including new models, textures, animations, and HUD/interface elements on top of the usual bugfixes...

Half-Life 2: Wars Beta 2.0.7 Released

Half-Life 2: Wars Beta 2.0.7 Released

News 6 comments

Beta 2.0.7 of HLW features a new 8 player map, a new Combine HUD and other graphical updates and plenty of balancing tweaks, improvements and bugfixes.

Half-Life 2: Wars Beta 2.0.8 Released

Half-Life 2: Wars Beta 2.0.8 Released

News 2 comments

Beta 2.0.8 features the new map base4 and a host of balancing changes and bugfixes.

Half-Life 2: Wars Beta 2.0.9 Released

Half-Life 2: Wars Beta 2.0.9 Released

News 7 comments

Beta 2.0.9 adds the 1v1 map hlw_mine, a singleplayer tutorial mission, tons of graphical and interface updates and more along with the usual host of assorted...

Half-Life 2: Wars Beta 2.1.2 Released

Half-Life 2: Wars Beta 2.1.2 Released

News 2 comments

2.1.2 introduces a variety of bugfixes and balancing changes, and adds hlw_washedaway to the Overrun game mode.

Half-Life 2: Wars Beta 2.2 Released

Half-Life 2: Wars Beta 2.2 Released

News 11 comments

Beta 2.2 features the addition of singleplayer, including the new map sp_valley, as well as a new Combine HQ model and animations, a new main menu, and...

Lambda Wars Beta 2.3 Released

Lambda Wars Beta 2.3 Released

News 6 comments

HL2: Wars is now Lambda Wars, and Beta 2.3 includes 4 new maps, a new unit, and tons of fixes and balancing changes!

Lambda Wars Now On Greenlight!

Lambda Wars Now On Greenlight!

News 5 comments

Vote for us on Steam Greenlight and Mod of the Year 2013!

Lambda Wars: MOTY and Steam Greenlight

Lambda Wars: MOTY and Steam Greenlight

News 3 comments

Vote for Lambda Wars in the Mod of the Year Top 100 and check out our progress on Steam Greenlight!

Lambda Wars Beta 2.3.1 Released

Lambda Wars Beta 2.3.1 Released

News 0 comments

Beta 2.3.1 of Lambda Wars (formerly HL2 Wars) is here, with two new maps, CPU difficulty settings, and more!

Lambda Wars Beta 2.3.2 Released

Lambda Wars Beta 2.3.2 Released

News 1 comment

Beta 2.3.2 is out with new units, structures, and a whole slew of bugfixes and balancing changes. Also, Lambda Wars was Greenlit last month and is coming...

Lambda Wars Beta 2.3.3 Released

Lambda Wars Beta 2.3.3 Released

News 5 comments

Hot on the heels of last week's release of Beta 2.3.2, 2.3.3 is a patch release that primarily address bugfixes and minor balancing issues.

Lambda Wars Beta 2.3.4 Released

Lambda Wars Beta 2.3.4 Released

News 1 comment

Beta 2.3.4 is a minor bugfixing and balancing release, with both patch and full releases.