Eggman Cometh" he broke a brake, broke a machine and fixed it. He then appeared in "Have I Got A Deal for You" as a mistransformation but then changed into Greymatter. He is also the alien form that built the Tenn Speed using pieces of the Proto-Truck.He is Ben's third alien that is hard to control the first being ghostfreak the second being Rath. He is an alien that I say is weirdly named but somehow fits him like Ditto.
Appearances
Jury Rigg is shorter than Upchuck but taller than Grey Matter. He is red in colour and is devil-like. He has three toes, five fingers and a devil tail. He has green eyes and wears the Ultimatrix on his chest. In Omnivese, His ears is now pointy, he wears a pilot outfit with goggles and a white scarf and has pupils. He wears the Omnitrix symbol on his stomach/belt.