Lambda Fortress is a mod for Team Fortress 2 that brings the mercenaries to the gritty world of Half-Life 2 and other Source Engine Campaigns! Play solo or cooperatively across iconic worlds with a unique twist.

Fight your way through City 17, have a lunch break on the coast, or race to White Forest all with your friends!

Features:

• Singleplayer and Multiplayer Co-Op Play!

• Support for many Source Engine campaigns and map packs!

• Supports Team Fortress 2 Inventories, bring your TF2 items into Lambda Fortress!

• New Weapons!

• Steam Workshop add-ons!

• Additional weapons, game modes and campaign support over future updates!

All this and more, now on Steam!