A long-standing element of Batman stories is his ability to adapt and prepare for all situations. This means he's designed all sorts of plans to defeat his fellow heroes if they turn against the rest of the world. But there's always the chance Batman's dark side could become more pronounced, forcing another group of heroes to use their training to bring him down.
Source：https://www.cbr.com/batman-corruption-robin-back-up-plan-dc-comics/
