Episode 4

S8 E4: Former Holiday camp Bluecoats try to flip two of the House Robots with their 'launcher' Apollo. Father and Son team Kan-Opener have a robot with huge piercing claws. Engineering students have created a future tech machine called Sweeney Todd that moves using mecanum motion to allow them to go in any direction around the arena, and PP3D has been built using a lot of 3-D printed parts.