Abstract: There is provided a simulation-based Computer Generated Force (CGF) system for tactical training in a training field including a receiver for receiving information on the training field, a database for storing a library of CGF behaviours for one or more robots in the training field, a CGF module, coupled with the receiver and the database, for processing the information on the training field and selecting a behaviour for each of the one or more robots in the training field from the library of CGF behaviours stored in the database, a controller, coupled with the CGF module, for sending commands based on the selected behaviours to the one or more robots in the training field. The information on the training field includes location of one or more trainees and the commands include shooting the one or more trainees.