A 2025 to 2026 DC Comics crossover event written by Joshua Williamson and Scott Snyder with art by Javi Fernández. Part of the DC All In saga.
The Heart of Apokolips has transformed Earth into a five-level gladiatorial arena. Justice League members must battle each other to generate Omega Energy, with the winner crowned King Omega and granted enough power to challenge Darkseid. The 32 competitors include Superman, Wonder Woman, Aquaman, Harley Quinn, and Lobo.
Batman is sent on a separate path in the Knightfight miniseries, battling alternate versions of his former Robins.