Crossword clues for Who knows what ___ lurks in the hearts ... 4 lettersAnswerClueEVILWho knows what ___ lurks in the hearts of men? The Shadow knows!EVILWho knows what ___ lurks in the hearts ...THESHADOWKNOWSAnswer to "Who knows what evil lurks in the hearts of men?"THESHADOWSuperhero who "knows what 32-Across lurks in the hearts of men"