One of the more interesting (and practical) aspects to Batman is how prepared he is - not only for every villain in the DC universe, but also all of the heroes, in case they were to go rogue (which happens more frequently than you'd think). Batman has detailed files on EVERY one of his fellow Justice League members detailing exactly how to take each and every one of them down (which famously led to the JLA storyline Tower of Babel).

Which leads us to...

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