Character
Helena Bertinelli (Matron), Frau Netz (First Appearance), Also As Robin (Flashback), Also As Black Oak, Gardener (First Appearance), Mary Grayson (Flashback), Also As George Cross, Kgbeast Anatoli Knyazev, Aquaman (Arthur Curry) (Cameo), Midnighter (Lucas Trent), Batman (Bruce Wayne), Spyral Agent 37 Dick Grayson, Agent 8 (Alia) (Death), Ninel Dubov, Alfred Pennyworth, Agent 37 (Dick Grayson), Parademons (Villains), Batman (Bruce Wayne) (Flashback), Agent 1 (Tiger), John Grayson (Flashback), Matron (Helena Bertinelli), Agent 24 The Hood, Also As Birdwatcher, Cycles of Violence (Villains), The Old Gun (Christopher Tanner) (Villain), Frau Netz, Also As the Beast (Villain), Dr. Poppy Ashemoore (First Appearance), John Grayson, Midnighter Lucas Trent, Mr. Minos, Penguin (Oswald Cobblepot) (Flashback, Villain), Also As Nightwing, Riddler (Edward Nygma) (Flashback, Villain), Joker (Flashback, Villain), Dick Grayson Also As Nightwing (Flashback), Maksim, Mary Grayson, The Old Gun (Christopher Tanner), Barton Tare (Villain, Death), Spyral Agent 37 (Dick Grayson), Also As Robin, Batgirl (Barbara Gordon)