The Dark Knight has defeated some of the strongest superheroes in both the main continuity and during crossover events.

#batman betrays the trust of #plasticman when he creates his contingency plans for the justice league, smashing Plastic Man into pieces and causing him to have a mental episode. #fyp #dcuniverse #dcco ...

Batman's Contingency plan for himself is a robot called Failsafe, which in turn was created by Zur En Arrh Batman, the robot ...

In Mark Waid, Howard Porter, and Steve Scott’s Justice “Tower of Babel” story arc, published in JLA #43-46, Batman develops contingency plans to neutralize his Justice League teammates should they ...