LEGO Batman: Joker and Harley Bring Gotham to Its Knees in The New Mayhem Mode DLC! | gamescom 2026

Mission briefing: Gotham has entered a controlled-chaos scenario, courtesy of Joker and Harley’s Mayhem Mode escalation. Players deploy as brick-built vigilantes, countering randomized threats, environmental sabotage, and set-piece boss encounters designed for high replay value. Co-op strike teams can synchronize crowd control, traversal, and gadget usage to stabilize critical districts. SEO targets: LEGO Batman DLC, Mayhem Mode, Joker and Harley Quinn chaos, co-op Gotham action.