Characters from Heroes Never Die It's Hero Time. Unless mentioned, assume tropes related to their canon counterparts already apply.
- Main Characters note Izuku Midoriya - Deku, Ochacho Urakaka - Uravity
- Class 1-A note Katsuki Bakugo - Ground Zero, Shoto Todoroki, Tsuyu Asui - Froppy, Mezo Shoji - Tentacole, Tenya Idia - Ingenium, Hitoshi Shinso, Mina Ashida - Pinky, Momo Yaoyorozu — Creati, Kyoka Jiro — Earphone Jack, Yuga Aoyama — Can't Stop Twinkling, Denki Kaminari — Chargebolt, Eijiro Kirishima — Red Riot, Mashirao Ojiro — Tailman, Hanta Sero — Cellophane, Fumikage Tokoyami — Tsukuyomi, Rikido Sato — Sugarman, Koji Koda — Anima, Toru Hagakure — Invisible Girl, Minoru Mineta — Grape Juice
- U.A. High School note Tetsutetsu Tetsutetsu — Real Steel, Neito Monoma — Phantom Thief, Itsuka Kendo — Battle Fist, Ibara Shiozaki — Maria, Juzo Honenuki — Mudman, Kojiro Bondo — Plamo, Pony Tsunotori - Rocketti, Kosei Tsuburaba — Tsuburaba, Jurota Shishida — Gevaudan, Yui Kodai — Rule, Reiko Yanagi — Emily, Setsuna Tokage — Lizardy, Kinoko Komori — Shemage, Manga Fukidashi — Comicman, Togaru Kamakiri — Jack Mantis, Hiryu Rin — Dragon Shroud, Sen Kaibara — Spiral, Yosetsu Awase — Welder, Shihai Kuroiro — Vantablack, Nirengeki Shoda — Mines, Mei Hatsume, Toshinori Yagi - All Might, Principal Nezu, Shota Aizawa - Eraserhead, Sekijiro Kan - Vlad King, Hizashi Yamada - Present Mic, Ken Ishiyama - Cementoss, Nemuri Kayami - Midnight, Snipe, Ectoplasm, Chiyo Shuzenji - Recover Girl
- Pro Heroesnote Kugo Sakamata - Gang Orca, Sorahiko Torino - Gran Torino, Enji Todoroki — Endeavor, Taishiro Toyomitsu — Fat Gum, Ushimitsudoki Aquarium, Thundershock, Wild Wild Pussycats
- Plumbersnote The Magistrates, Thirteen, One-One, Hisashi Midoriya, Chopper, Lucy Mann, Patelliday, Blukic & Driba, David Shield
- League of Villainsnote All For One, Tomura Shigaraki, Dr. Animo, Kurogiri, Giran, Nomu, Charmcaster, Himiko Toga, Dabi
- Independent Villainsnote Zombozo, Circus Freak Trio, Clancy, Hex, Stain, Vulkanus, Fun Gus, Apex, The Road Crew, SAM, Kolar, Fistrick, Wolfram, Bebop and Rocksteady, Lieutenant Steel
- Aliens note Tetrax Shard, ML-E, Argit, Megawatts, Bubble Helmet, Eirene Ashido, Kraab, Pax, Rad Dudesman, Xylene
- Vilgax's Factionnote Vilgax, Akai Kitou- Rojo, Psyphon, Six Six, Seven Seven, Henzu Uuichi - Nui, Sundur, Ragnarok, Techadon, Malware
- Others note Mr. Baumann, Naomasa Tsukauchi, Inko Midoriya, Kenji Tsuragamae, Hop Pop, Asui Siblings, Inspector Tezuka, Billy Billions, Melissa Shield, Kota Izumi, Will Harangue