CQB, otherwise avowed as Close Quarters Battle (or CQC, Close Quarters Combat), is a fashionable way of playing airsoft. The chief idea is for people to smash hit in an enclosed arena at close quarters, resulting in a expeditious big idea combat or multiple surprises. A lot of times the arena may be definite up as if it were in an urban combat zone or in terrain filled with enclosing walls, gates, doorways, tunnels, apertures, overhead openings, or below-ground approaches that enable solitary muscle man to dispatch at another from a country mile of a few feet or less. CQB can also take place in nite amateur or in dense vegetation such as great grass, shrubbery, and closely packed trees. In this type of war the fps of the guns may have to be lower due to the closeness of the combat. Simulated grenades and booby Airsoft traps are effective due to teams sticking together in such a small area. Players in CQB scenarios usually wear additional vests or protecting clothing to avoid injury from close-in hits or ricochets.

It is the marshal's task to segregate the players into teams, determine the game scenario and its victory conditions, assign interested objectives to divers teams, brief the participants, delimit playing boundaries, and firm the plucky duration. By means of whistles, flags, megaphones, and walkie-talkie radios, a group of marshals can blade dozens to hundreds of players in a continuity of episodes or interminable play. Depending on the game scenario, players may be eliminated with a single hit, taken out of and returned to animation with the compensation of "medics," or allowed to "respawn" (re-enter the game) at certain places or times. A first-class game marshal strives to maintain a high continuous of excitement and activity for all the players involved while maintaining safety, impartiality, and "in-game realism."