Batman [Bruce Wayne]; Robin [Tim Drake]; Nightwing [Dick Grayson]; Samantha Locke; Sam Jackson; Bookworm [Nicholas Ward]; Francisco Ramirez; Krunch [Troy Hubbs-King]; Lance Heart [also as Robin]; Monica; Raphael Denacio; Dominic; Adam Ward (flashback); Chris Ward (flashback); Andrew Heart (flashback); Chris Owsley (flashback, death); Ian Brennan (flashback); Marge Brennan (flashback); John Grayson (hallucination); Mary Grayson (hallucination); Thomas Wayne (hallucination); Martha Wayne (hallucination); Roach; Penguin [Oswald Cobblepot] (villain); Pigeon (villain); Red Talon (villain); Joker (villain, hallucination)