Sparky was killed by Rylett but brought back at the same HQ as Spike. The darkened area around his neck is a scar from how he got decapitated when Rylett made Lizzo fall on him, the opened wound will spew acid during battle lowering the Defense of anyone making contact with him. Shang Tsung lied to Sparky saying Hitch left him for dead after Lizzo fell on him and he was recruited wanting revenge; Soon Sparky will learn the truth of what really happened at Drake’s Table.