Crushtacean was a robot that competed in Series 5-7 and Series 9 of Robot Wars, as well as the second series of Robot Wars Extreme. It reached the Heat Final in Series 5, losing to Wheely Big Cheese, but failed to reach that stage afterwards, as it fell in the second round in Series 6 and the first round in Series 7 and Series 9. It also competed in the second series of Dutch Robot Wars under the name Krab-Bot, and reached the Grand Final before losing to Philipper 2 there, and represented South Africa in The Third World Championship, finishing third.