Nightwing villains

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  Aaron Helzinger (Prime Earth)
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  Acheron the Demon (Prime Earth)
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  Aliki Marceau (New Earth)
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  Avery Martell (Prime Earth)

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  Bamboo Monkey (New Earth)
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  Barry Pierce (New Earth)
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  Beatrice Butler (Prime Earth)
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  Blaine Emmick (Hush Beyond)
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  Blockbuster Gang
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  Boone (New Earth)
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  Buckley Mellon (New Earth)
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  Buddy Pierce (New Earth)

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  Circus of Strange
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  Court of Owls (Prime Earth)
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  Crimson Kabuki
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  Cunningham (New Earth)

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  Deathwing (Prime Earth)
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  Delmore Redhorn (New Earth)
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  Double Dare
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  Dudley Soames (New Earth)

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  Edward Hwang (New Earth)
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  Elaine Marsh-Morton (New Earth)
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  Elisabeth Netz (Prime Earth)
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  Etienne Guiborg (New Earth)
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  Etienne Guiborg (Prime Earth)

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  Feedback (Prime Earth)

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  Giz (New Earth)
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  Goode Ole Bernie (New Earth)
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  Grace Balin (Prime Earth)
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  Grimm (New Earth)
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  Guillermo Barrera (New Earth)

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  Jace Lorens (New Earth)
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  Jacob de Witt (Prime Earth)
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  James Nice (Prime Earth)
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  Jokerz (New Earth)
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  Jonathan Crane (Prime Earth)

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  Katherine Kane (The New Order)
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  Katherine Riordan (New Earth)
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  Kemper Von Cart (New Earth)
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  Kevin Creedy (Prime Earth)
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  Kushti (New Earth)

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  Lazlo Valentin (New Earth)
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  League of Limousine Assassins
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  Leviathan Organization
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  Lewis Bayard (New Earth)
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  Liu (New Earth)

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  Mali (Prime Earth)
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  Margot Marceau (New Earth)
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  Mary Tanner (New Earth)
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  Midnighter (Prime Earth)
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  Mister Minos (Prime Earth)
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  Mister Toad (New Earth)

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  Oswald Cobblepot (Arkhamverse)
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  Oswald Loomis (Prime Earth)

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  Pamela Sweigeld (New Earth)
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  Paragon (Prime Earth)
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  Phosphorus Rex (New Earth)
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  Poppy Ashemore (Prime Earth)
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  Project Cadmus (Hush Beyond)

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  Randy Hanrahan (New Earth)
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  Raptor (Prime Earth)
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  Raya Vestri (Prime Earth)
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  Raymond McCreary (Prime Earth)
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  Richard Grayson Clone (Hush Beyond)
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  Roland Desmond (New Earth)

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  Sandra Wu-San (Prime Earth)
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  Selina Kyle (The Gift)
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  Shox (Prime Earth)
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  Simon Hurt (Prime Earth)
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  Slade Wilson (Lil Gotham)
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  Slade Wilson (New Earth)
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  Slade Wilson (Prime Earth)
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  Spinebender (Prime Earth)
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  Sylvan Scofield (New Earth)

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  Ted Carson (Prime Earth)
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  Terrence Clark (Prime Earth)
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  Thaddeus Ryerstad (New Earth)
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  Thaddeus Trigger (New Earth)
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  Thomas Larson (New Earth)
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  Thomas Trigger (New Earth)
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  Thrilldevil (New Earth)
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  Titans (The New Order)
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  Trigger Twins II

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  Violet Parris (New Earth)

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  Wallace West (The New Order)
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  Whale's Enders
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  William Cobb (Prime Earth)
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  Wyrm (Prime Earth)