DAREDEVIL (1964) #172

Thinking his wife is dead, Kingpin takes control of the mob and hires Bullseye as his assassin. Daredevil wakes up in an underwater pipe. He escapes and meets a group of beggars living underground. There’s a gang war between Kingpin and his former gang with Bullseye and Daredevil playing their roles. In the end Bullseye and Daredevil fight until almost the very end, when Kingpin arrives with a surprise for Daredevil by letting him live and helping him. In the end epilogue, we learn that Kingpin’s wife Vanessa is still alive.