Absolute Batman #2 - Bruce And Friends Play A Game
Bruce finally meets up with his childhood friends for a game of cards, which he also uses as an opportunity to pick their brains about one of Black Mask's henchmen's masks he "found" while repairing the damage left behind by their battle with Batman....
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The idea of a lower income Bruce having grown up with several members of his (regular universe) rogues gallery is fun, but I do think that it's kind of hilarious that Oswald is also really buff in his own way here. What comes from their mutual friend, Waylon, owning a gym I guess.