The building SDK for Soldner Secret Wars has been released, offering a detailed tutorial, 3d Studio Max Plugins, some example files, one testmap and the documentation (thanks: 3DGamers). Don't forget to check out the official demo which features 24 different assault weapons, including pistols, rifles and rocket launchers, 22 vehicles, with Humvees, tanks, helicopters and VTOL aircraft, and 4 maps (Army Base, Riverside, Deep Forest and Cold Winter).

Soldner Secret Wars Building SDK (3.11MB)