Let’s sort & categorize all the types of superhero /villain motifs we can think up. (There will of course be some overlap.)
Animals: Batman, Robin, Hawkman, Spider-Man, Ant-Man, Wasp, Black Widow, Wolverine, Penguin, Catwoman, Scorpion, Fly, Silver Swan, Vixen, Wolfsbane, Catseye, Mockingbird, Raven, Dolphin, Nightcrawler, Orka…
Magicians: Zatara, Zatanna, Sargon, Dr. Fate, Dr. Strange, Shaman, Felix Faust, Agatha Harkness, Clea, Jason Blood, Son of Satan, Satana, Brother Voodoo, Black Talon…
Ghosts/undead: Spectre, Deadman, Evil Ernie, Lady Death, Silver Banshee, Living Zombie, Frankenstein’s Monster, Dracula…
Mythical figures: Black Knight, Shining Knight, Sasquatch, Banshee, Siryn, Griffen…
Super strong: Superman, Superboy, Supergirl, Captain Marvel, CM jr, Mary Marvel, Lt. Marvels, Wonder Woman, Wonder Girl (Troia), Wonder Tot, Thing, Hulk, She-Hulk, Thor, Colossus, Hercules, Wonder Man, Titania, Steel (Hank Heywood), Mr. Hyde, the Wrecking Crew…
Speedsters: Flash, Kid-Flash, Johnny Quick, Jessie Quick, Quicksilver, Northstar, Aurora, Max Mercury (a.k.a. Thunderbolt), Prof. Zoom…
Wears a super-suit: Iron-Man, Yellowjacket, Ant-Man, Titanium Man, Crimson Dynamo, Guardian, Vindicator, Stingray, Torpedo, Dr. Doom…
On Fire: Human Torch(es), the female Firebrand, Nova, Firefly, Volcana, Magma, Pyro, Sunfire, Firestar…
Aquatic: Sub-Mariner, Aquaman, Neptune Perkins, Aqualad (Tempest), Mera, Aquagirl, Dolphin, Marinna, Namora, Namorita, Black Manta, Ocean-Master, Fisherman, Attuma, Orka, Tyrak…
Stretchy: Plastic Man, Elongated Man, Elasti-Lad, Mr. Fantastic, Metamorpho, Warlock, Skin, the Metal Men, J’onn J’onzz…
Constructs: Robotman, the Metal Men, Vision, Red Tornado, the Brain…
Special weapons: Green Lantern(s), Hawkeye, Green Arrow, Speedy (Arsenal), Batman (all those bat gadgets), Robin, Nightwing, Batgirl, Wonder Woman, Thor, Swordsman, Black Knight…
Mind-readers: Prof. X, Jean Grey, J’onn J’onzz, Moondragon, White Queen, Midwich Cuckoos (3-in-1), Saturn Girl…
Physics properties: Lightning Lad (Live Wire), Electro, Graviton, Magneto, Polaris, Cosmic Boy, Quantum, Half-Life, Zzaxx, Decay…
That’s enough to get the ball rolling, I believe. Feel free to add categories / names…