The underground fighting circuit operated in abandoned warehouses and forgotten industrial complexes. Finn guided Klein through a maze of darkened streets to a nondescript building on the city's outskirts. "Remember," Finn said, "no System Bearer identifiers, no real names. You'll need a mask and a fighting name." Klein had prepared both. His mask was simple black metal that covered the upper half of his face. His fighting name was "Chaos." "Subtle," Finn said dryly. Inside, the warehouse was packed with people...fighters and spectators alike. The air smelled of sweat, alcohol, and blood. A makeshift arena dominated the center, surrounded by cheering crowds. Klein's chaos sensitivity detected dozens of System Bearers, their power signatures creating a complex web. "Sign-ups are over

