Sparkjump is one of many power-enhancing Mini-Cons scattered across Earth. A member of the Purple Mini-Con Team, when Powerlinxed to a larger Transformer, Sparkjump transforms into an arc gun that engulfs targets in deadly electricity. This charge can also jump to other nearby targets, hence his name.
Transformers Playstation 2 Game
Sparkjump's Mini-Con storage panel was discovered in Antarctica, inside an abadoned human research center. Following the defeat of Megatron, he and the other Mini-Cons returned to Cybertron and helped form the Matrix Cannon, Nemesis Shield and Vanguard Booster, giving the Autobots the power needed to destroy Unicron.