Firestorm villains

• 
  2000 Committee

• 
  Alan Windsor (New Earth)
• 
  Albert Michaels (New Earth)
• 
  Assassination Bureau

• 
  Bazooka Joan (New Earth)
• 
  Bernard Bonner (New Earth)
• 
  Bernard Ferguson (New Earth)
• 
  Bette Sans Souci (Lego Batman)
• 
  Bette Sans Souci (New Earth)
• 
  Bette Sans Souci (Prime Earth)
• 
  Biff (Justice League Action)
• 
  Bison-Black-As-Midnight-Sky (New Earth)
• 
  Black Star (Prime Earth)
• 
  Black-Cloud-In-Morning (New Earth)
• 
  Black-Cloud-In-Morning (Prime Earth)
• 
  Blythe Bonner (New Earth)
• 
  Brat (Justice League Action)
• 
  Breathtaker I (New Earth)

• 
  Caitlin Snow (Justice League Action)
• 
  Caitlin Snow (Lego Batman)
• 
  Caitlin Snow (Prime Earth)
• 
  Candace Zither (Prime Earth)
• 
  Casey Krinsky (New Earth)
• 
  Chanka Silver Deer (New Earth)
• Christopher Weiss (New Earth)
• 
  Clarissa Clemens (New Earth)
• 
  Clifford Carmichael (New Earth)
• 
  Clifford Carmichael (Prime Earth)
• 
  Crystal Frost (New Earth)

• 
  Dad (Justice League Action)
• 
  Dad (Last Christmas)
• 
  Danton Black (New Earth)
• 
  Danton Black (Prime Earth)
• 
  Dataxen (Prime Earth)
• 
  David Drake (New Earth)
• 
  David Drake (Prime Earth)
• 
  Deathstorm (New Earth)
• 
  Dog (Justice League Action)
• 
  Dog Team
• 
  Druce (Arrowverse)

• 
  Edward Earhart (New Earth)
• 
  Edward Slick (New Earth)

• 
  Flambeau (New Earth)
• 
  Frederick Delmar (New Earth)
• 
  Frido Kelp (Earth-One)

• 
  Hath-Set (Arrowverse)
• 
  Henry Hewitt (Arrowverse)
• 
  Henry Hewitt (New Earth)
• 
  Hyena Team

• 
  Incognito (New Earth)
• 
  Ivan Illyich Gort (New Earth)

• 
  Jivan Shi (New Earth)
• 
  John Corben (Arrowverse: Earth-X)
• 
  John Monroe (New Earth)

• 
  Kristopher Kross (Earth-One)

• 
  Leah Wasserman (New Earth)
• 
  Leroy Merkyn (New Earth)
• Louise Lincoln (New Earth)
• 
  Louise Lincoln (Prime Earth)
• 
  Louise Lincoln (The Brave and the Bold)

• 
  Mage (New Earth)
• 
  Mai Miyazaki (New Earth)
• 
  Major Force (Prime Earth)
• 
  Malice (Arrowverse)
• 
  Martin Stein (Lego Batman: Earth 3)
• 
  Matvei Rodor (New Earth)
• 
  Mica Love (New Earth)
• 
  Mikhail Arkadin (Arrowverse)
• 
  Mom (Justice League Action)

• 
  Noah Kuttler (Justice League Action)
• 
  Nuclear Family (Justice League Action)
• 
  Nuclear Family (Last Christmas)

• 
  Pilgrim (Arrowverse)

• 
  Relay (Prime Earth)
• 
  Rikkard Rynders (New Earth)
• 
  Roger Zither (Prime Earth)

• 
  Shadowstorm (New Earth)
• 
  Shine Family
• 
  Simon Ecks (The Brave and the Bold)
• 
  Sis (Justice League Action)
• 
  Skull Crusher (Prime Earth)
• 
  Steven Brockman (New Earth)
• 
  Stratos (New Earth)
• 
  Summer Day (New Earth)
• 
  Summer Day (Prime Earth)

• 
  Todd Walton (New Earth)

• 
  Valentina Vostok (Arrowverse)

• 
  Wade Eiling (Arrowverse)

• 
  Xavier Purvis (New Earth)

• 
  Zastrow (New Earth)
• 
  Zuggernaut (New Earth)