The DOD Minerva Research Initiative.
Good article (note, OLD)
“One war-game, said Price, involved environmental activists protesting pollution from a coal-fired plant near Missouri, some of whom were members of the well-known environmental NGO Sierra Club. Participants were tasked to "identify those who were 'problem-solvers' and those who were 'problem-causers,' and the rest of the population whom would be the target of the information operations to move their Center of Gravity toward that set of viewpoints and values which was the 'desired end-state' of the military's strategy."
https://www.theguardian.com/environment/earth-insight/2014/jun/12/pentagon-mass-civil-breakdown
Only difference is, this is not a game.