Codename: JMOD is a breakthrough mod for the source engine, taking place in 2010. JMOD is wielding brand new AI code, new particles, new weapons and new gamemodes. JMOD will be a large revolution standardizing the Wave Defense gamemode at its best to provide a unique experience like no other mod. The faster pace provides a much better experience, and in the end, engages the user in a very immersive environment.
Here is a new map called "Underground" which really adds a nice dark theme to the JMOD map selection. Mapping by Juniez.