I see where this is going, and I like the idea, however you would need some EXTREMELY HARD CORE airsofters to pull it off.
Also, you would be better off looking into making it an invite only game, if you want to get even half of your senario completed.
Team Bad Karma(BK-09)
CAUTION: Evil Genius at Work
Those that wear the "Tin Foil Hat" stand on guard for thee. All others stand on guard for themselves.