13 Black (alternatively 13Black) was a heavyweight robot which competed in Series 5-7 of Robot Wars, and is the signature robot of Team 13. 13 Black's best performance was in Series 6 where it reached the semi-finals, as well as its Heat Final in the All-Stars tournament of Extreme 2. 13 Black's name came from the number 13 which is coloured black on a roulette wheel hence the colour scheme on one of it's discs. It is also a reference to [1], a fear or avoidance of number 13 being the unlucky number according to superstition.