Synergy on Steam
Nov 15, 2025 · Synergy is a simple Half-Life 2 Modification (Mod) that enables you to play through the Half-Life 2 series and many other 3rd-party campaigns cooperatively with friends.
Steam Workshop::Lambda - Half-Life 2 Co-Op
Have you ever wanted to play the Half-Life 2 series with your friends online? Then Lambda is exactly what you are looking for. Lambda aims to provide seamless multiplayer support for the …
Synergy mod for Half-Life 2 - ModDB
Dec 15, 2019 · This modification strives to give Half-Life players a true Half-Life 2 cooperative experience. The mod features our own levels and the ability to play the Half-Life 2, Episode …
Synergy - Valve Developer Community
Synergy is a multiplayer coop modification, allow players to play Half-Life 2, Half-Life 2: Lost Coast, Half-Life 2: Episode One and Half-Life 2 campaign in multiplayer. It also support other …
Half-Life 2 Multiplayer Mod (Synergy) - PlayCo-opGame
Nov 12, 2025 · Learn how to play and install Half-Life 2 Multiplayer Mod (Synergy) step by step for PC. This article is mainly about how to play multiplayer on PC. The steps might be different …
Half-Life 2 co-op mod Synergy upgraded for the Half-Life 2 20th ...
Dec 3, 2024 · Synergy is a free mod for Half-Life 2 that allows you to play the Half-Life 2 series and many other singleplayer Source Mods cooperatively with friends. It was recently upgraded …
GitHub - GMLambda/Lambda: Half-Life 2 series Co-Op Gamemode
Have you ever wanted to play the Half-Life 2 series with your friends online? Then Lambda is exactly what you are looking for. Lambda aims to provide seamless multiplayer support for the …
Obsidian Conflict mod for Half-Life 2 - ModDB
Obsidian Conflict is a cooperative multiplayer modification set in the Half-Life 2 universe. It features a large amount of new gameplay features on all-new maps specially designed for the …
Steam Community :: Guide :: How to REALLY play Synergy
Dec 20, 2014 · It allows you to play through the singleplayer Half-Life 2 story with your friends. Synergy isn't just for Half-Life 2, that is, there are many other mods and maps that Synergy …
Obsidian Conflict on Steam
Obsidian Conflict is a cooperative multiplayer modification set in the Half-Life 2 universe. It features a large amount of new gameplay features on all-new maps specially designed for the …