3D VBS Simulation Take your training to the next level with the 3D VBS2 training game. VBS2 provides a first person simulation in virtual, immersive environments with hundreds of simulated military and civilian entities. Generic targets, U.S. Army, Marine Corps and multinational equipment have been created for use in geo-Typical and actual geo-specific terrains to maximize your training. The IES VBS2 simulation allows aim-trace weapons to navigate through the first-person environment and train for limitless scenario types utilizing a wide range of 3D models. IES VBS2 enables customers to construct their own content for a variety of goals for a customized training experience.