The monorail car was twenty meters long, three meters high so most trolls only had to duck slightly, and seven meters across. On the outside, it looked like a flat-gray sausage and bore the blue pattern of Line Two. Line One cars were painted with red patterns. The colors were always layered over with graffiti, and the city had given up trying to keep the trains unmarked. Emergency access doors were at either end. and were never supposed to be opened without authorization. Usually, at night, that rule was violated.