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Roberto and Tenma at University of Munich library

"Taking life is my job and I do it well"
- Roberto

Roberto, also supposedly Adolf Reinhart, is Johans main henchman and bodyguard, and serves as a secondary antagonist throughout the series. Among the people he tries to kill throughout the series include Kenzo Tenma, Nina Fortner, Eva Heinemann, Heinrich Lunge and Julius Reichwein.

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