Axlebot refers to a type of robot design that features a minimalistic body and two large wheels. They began appearing in Robot Wars in Series 2, with Wheelosaurus being the first robot to be built in this way. The most successful axlebots to appear on the show include Series 4 Grand Finalist Stinger, Dutch Series 2 champion PulverizeR and joint Battle of the Stars champion Kadeena Machina, with other notable examples including S3, General Chompsalot and Gabriel.