on chat:
    set chat format to "%nl%%chat format%%nl% &r "

every tick:
    loop all players:
        loop all entities in radius 2.1 around loop-player-1:
            if loop-entity-2 is not loop-player-1:
                push loop-entity-2 (vector from location of loop-player-1 to location of loop-entity-2)
                show flash at loop-player-1