Ben Affleck has proven that not all heroes wear capes after all with the kindest of gestures last week. The Dark Knight of the DC Extended Universe surprised a teenage Batman fan who's been diagnosed with cholangiocarcinoma -- a form of terminal cancer -- with an online call to help make his dream come true.11 year-old Democratic Republic of Congo refugee Mukuta Mukuta, in his final days at Hospice Atlanta, indicated to nurses that he'd love to see his favorite superhero, Batman, before he died. As a result, they tweeted out his wish and Affleck responded in kind with a FaceTime call to send the youngster his very best.RELATED: The Batman: Matt Reeves Has The Film’s Story OutlinedNot only did Affleck make Mukuta's dream of talking with Bruce Wayne come through, but the actor, currently in Hawaii filming Netflix's Triple Frontier, also pledged to handle all flight expenses to bring Mukuta's mother and remaining siblings over from their current refugee camp in Zimbabwe in order to reunite the entire family.

The act also caught the eye of Shazam! star Zachary Levi who tweeted his thanks to Affleck for his generosity, while offering his own thoughts and prayers to the dying lad.

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Affleck also tweeted his thanks to the doctors, nurses and care staff at Hospice Atlanta for helping bring Mukuta's plight to his attention via Twitter initially, and also for providing round-the-clock care for the teen.

(via ComicBookMovie)