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In page Alfred Pennyworth:

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During the "rematch" with the Batman who Laughs- a Batman who was contaminated by the same chemicals that drove the Joker insane- the Batman Who Laughs claims that Alfred is the only member of his old family he left alive back in his world, the Batman Who Laughs claiming that he kept taunting his Alfred with hints that his original self was still 'alive' within him until the villain had corrupted Alfred to remain loyal despite acknowledging that Batman was now a monster, although Alfred denies that he would ever do such a thing.