List of Ultimate Muscle characters
The following is a list of characters who appear in Yudetamago's manga and anime series Ultimate Muscle/Kinnikuman Nisei.
Prologue of a Legend~Hercules Factory Arc
;Mantaro Kinniku / Mantaro Kinnikuman/Mantaro Muscle;Terry the Kid / Terry "The Grand" Kenyon
;Seiuchin / Wally Tusket
;Gazelleman / Dik-Dik Van-Dik
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;Gorgeousman
;The Adams / Ski Adams
;Apollonman / Apollo
;Barbarian
;Canadian Boy / The Canuckler
;Specialman Jr.
;Jairo / Gyro
;Namul
;Pantomimer
;Samuu
;Jigokuman / Hellman
;The Jack
Legends (Original Muscle League)
The heroes from the previous Kinnikuman series, they have come forth to train the next generation of seigi chojin.;King Muscle
;Meat
;Robin Mask
;Terryman
;Ramenman
;Buffaloman
;Warsman / Croe / Belmond
;Brocken Jr.
;Canadianman / Manitoban
;Geronimo / Beetlebomb
;Neptuneman / King Neptune
;Wolfman / Sosumi
;Sunshine
;Kinkotsuman / Skullduggery
;Harabote Muscle / Vance McMadd
;Mayumi Kinniku / Grampa Muscle
;Bibimba / Belinda
;The Ninja / Ninja Ned
;Kinnikuman Soldier/Sargent Muscle/Sargent Kinniku
Halfway through the Fire Challenge arc, Ataru's name is changed to 'Sargent Kinnikuman.'
;Kani Base / Buster Crab
;/Tea Pac
;Curry Cook
;Jesse Maivia
;
;/Mindpuzzler
;Pentagon/Starface
;Springman
;Kazuo "Aderans" Nakano
;Announcer Yoshigai / Mac Metaphor
dMp Arc
;Kevin Mask or;Tel-Tel Boy / Dialbolic
;Ricardo / Ricardo
Height 189 cm./6' 1,5'. Is the real head of D.M.P. Brazilian by birth, Ricardo is a great fighter and has an enviable technique, especially for his finishing move, the Brazilian headknock, which killed before his master Pashango, who had discovered that Ricardo was a member of the DMP. He enrolled in the tournament so Chojin and manages to defeat Sly-SKRAPER and Jeager, revealing to the general public as the true head of the DMP and the last one left. After this challenge Kid that is put into serious difficulty by Ricardo since he can not even use the Muscle Millennium because the Brazilian cut all the ropes of the ring. When all seems lost, with the strength of the friendship of Jaeger, who asked Kid to avenge him he succeeded he beat him with his Muscle Millenium and to get to the finals where he will meet Kevin Mask. During the tournament goes to great lengths to make themselves believe the Muscle League, but the trick does not work.
;MAXman / Pumpinator
;Rex King / Tyrannoclaw
;Check Mate
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;Bone Killer / Addversarious
;Anaconda / Boaconda
;Kirinman / Doomsmane
;Shimaō / Skulldozer
;Yashamu
;The Flowerdust
;Unibōzu
;The Cutter Maō （ザ・カッター魔王 The Cutter Devil）
HF Second Year Replacement Matches Arc
;Jade / Jeager;Scarface / Eskara
;Clioneman / Hydrozoa
;Dead Signal / Road Rage
;Rinko Nikaidō / Roxanne
;Keiko / Kiki
;Tamaki Maekawa / Trixie
;Suzy
;Dorothy
;The Rigany / Cranky Doodle Craw Daddy
Kajiba no Kuso Djikara Challenge Arc
;Mince / Minch;Fork the Giant / Forkolossus
;Hanzō
;Bone Cold
;Kokumo
The Poison Six Pack (Anime Only)
These characters appeared only in the second movie and as filler in the anime television series.;Puri-Puri Man / Monsieur Cheeks Voiced by: Ryotaro Okiayu - Monsieur Cheeks reappears during the Poison Six Pack arc of Kinnikuman: Nisei after becoming a Rear Admiral in the French navy, becoming a French citizen in the process. He and Mr. French face off against Wally Tusket and Dik-dik van Dik for Trixie's freedom. Though M. Cheeks starts out strong, Dikdik gains the upper hand by slapping his face in a simulation of a spanking. M. Cheeks is defeated by a combination of Checkmate's interference by executing a Pile Driver Stallion Style and Dikdik van Dik's Savanna Heat. After his defeat, M. Cheeks became an Idol Choujin and provided the recaps of the previous episodes during the third season of Ultimate Muscle, finishing each recap with an exclamation of "Let's get to the bottom of it!"
;Baron Maximilian
;The Saiborg / Jagg-Ed : Voiced by: Akio Ōtsuka, Hisao Egawa /Eric Stuart. A Central African rhinoceros cyborg with spiky armor. First appears as the bad guy in the first movie. He takes a hostage and forces Mantaro into a match on the Tokyo Tower. The ateji used to spell "Cyborg" mean "Foolish Violent Rhinoceros". In the English version, he talks with a Rocky Balboa-like accent. He first appears as a fan submission on the cover art for chapter 374 of the original Kinnikuman.
;El Kaerun / Mister French
;Dazzle / Dazz-Ling
;The Protector
Chōjin Olympics: The Resurrection (Anime: Chōjin World Grand Prix)
;Ikemen Muscle /Ikemen McMadd;Jacqueline Muscle /Jacqueline McMadd
;Croe / Lord Flash
;Ricardo
;Pashango
;Ilioukhine / Comrade Turbinski
;Barrierfreeman
;The Nōsonman / El Niño
;The Matenrō / Sly-Scraper
;Wash Ass / Hollywood Bowl
;Pri-Clun / Photo-Pat
;Chijimiman
;Destruction / D-Struction
;Legocs / Blocks
;Yoneo Sasaki
;Ezoman
;Power Commando Joe
;Mad Penguin
;Bananaman
;The Gunkan Maki / Bobby Wasabi
;Baaronos
;Mad Skelton
;Ifritman
;Duke Stamp
;Knitman
;Mr. Gatcha / Mr. Dispenser
;King Castle
;Maryū （マリュウ）
;Kaiser Moon （カイザームーン）
;The Coasterman （ザ・コースターマン）
;Drag Slave （ドラグ・スレイブ）
;The Crabman （ザ・クラブマン）
;Big Horn （ビッグ・ホーン）
;Sharkman （シャークマン）
;Spikeman （スパイクマン）
;The Assassin （ジ・アサシン）
;Sea Devil （シー・デビル）
;Sky Claw （スカイ・クロウ）
;The Eagle（ザ・イーグル）
;Hydeman（ハイドマン）
;Hoffman （ホフマン）
;Bō Thunder （坊サンダー）
;Gantetsu （ガンテツ）
;Dark Angel （ダーク・エンジェル）
;Ringman （リングマン）
;Zicoman （ジーコマン）
;Rengeman （レンゲマン）
;Arahan （ arhat）
; （フォンド・ホー）
;Maxim （マキシム）
;Thunder Storm （サンダー・ストーム）
;Horusman （ホルスマン）
;Mr. Ship （ミスターシップ）
;Conchiglie （コンキリエ）
;The Kaikaiman （ザ・カイカイマン）
;Tigur （ティーグル）
;Genocide （ジェノサイド）
;Iron Mask （アイロン・マスク）
;Bossam （ポッサム Possamu）
;Bingoman （ビンゴマン）
;Pachinker Z （パチンカーＺ）
;Tornado Fan （トルネード・ファン）
;Ghost Viking （ハ ーストバイキング）
;Nazcaman （ナスカマン）
;The DIEoxin （ザ・ダイオキシン）
;Dark Knight （ダークナイト）
;Powerman （パワーマン）
;The Noodleman （ザ・ヌードルマン）
;Captain Star （キャプテン・スター）
;King the Burger （キング・ザ・バーガー）
;The Snake Eye （ザ・スネークアイ）
;Lion King （シシキング Shishikingu）
;Vectorman （ベクトルマン）
;Gemini
;Denimman （デニムマン）
;Osman （オスマン）
;Armageddon （ハルマゲドン Harumagedon）
;The Sensation （ザ・センセーション）
;Killer Mark II （キラーマークⅡ）
Demon Seed Arc
;Kuan;The Constellation
;Gepparland
;Meltdown
;The Tattooman
;Voltman
;Reborn Ashuraman / Shivano
;Shiva
; General Terror
Young Master of London Arc
;Robin Mask;Alisa MacIntosh
;Terryman
;Paul MacIntosh
;Robin Grande
;John Bullman
;Sherlockman
;Maximillion
;Skull Crow
;The Sacrifice
;Guillotine King
Part 2: Ultimate Choujin Tag Arc
;Muscle Brothers Nouveau;Five Disasters
;The Machineguns
;20 Million Powers
;The Adrenalines
;Handblades
;Hell Expansions
;Super Trinities
;Fireball • Flying Fogey Squad
;Hells Bears
;Carpet Bombings
;Killer Carpenters
;Wailing Ghost Gang
;Team Cosmos
;Illusions
;Celebrities
;Jungle Books
;Saudi Arabian Combo
;Ittou Mask
;Curry Lou Thesz
;Beefman
;Robin Mouse
;Tanmenman
;The Tenmusu
;Kawazaki-kun
;Ilioukhine's Father