List of Fights

List of fight in chronological order:

Pre-Series

 * Saitama vs. Piggy Bancon (Off screen)
 * Saitama vs. Crablante
 * Saitama vs. Personification Of A Light Pull Cord
 * Saitama vs. Octopus Claw Man (Off screen)
 * Saitama vs. 170,000-Year Magicicada Nymph (Off screen)

Saitama Introduction Arc

 * Saitama vs. Vaccine Man
 * Saitama vs. Marugori
 * Saitama vs. Super Custom YO649Z Mk. II
 * Saitama vs. Subterranean King

House of Evolution Arc

 * Saitama vs. Mosquito
 * Genos vs. Mosquito Girl
 * Saitama vs. Kamakyuri, Slugerous, Frog Man, Ground Dragon and Beast King
 * Genos vs. Armored Gorilla
 * Genos vs. Carnage Kabuto
 * Saitama vs. Carnage Kabuto

Paradise Group Arc

 * Speed-o'-Sound Sonic vs. Paradise Group and Hammerhead
 * Saitama vs. Hammerhead
 * Saitama vs. Speed-o'-Sound Sonic

National Superhero Registry Arc

 * Saitama vs. Genos

Rumored Monster Arc

 * Saitama vs. Speed-o'-Sound Sonic: Round Two
 * Spring Mustache and Golden Ball vs. Kombu Infinity

Giant Meteor Arc

 * Genos, Bofoi and Saitama vs. Meteor
 * Saitama vs. Tanktop Tiger and Tanktop Black Hole

Sea Monster Arc

 * Stinger vs. Seafolk
 * Lightning Max vs. Deep Sea King
 * Puri-Puri-Prisoner vs. Deep Sea King
 * Sneck, All Back-Man, Jet Nice Guy and Bunbunman vs. Deep Sea King (Off screen)
 * Genos vs. Deep Sea King
 * Mumen Rider vs. Deep Sea King
 * Saitama vs. Deep Sea King

Alien Conquerors Arc

 * Tatsumaki vs. Ancient King
 * Iaian vs. Melzalgald
 * Atomic Samurai, Bang, Metal Bat and Puri-Puri-Prisoner vs. Melzalgald
 * Saitama vs. Groribas and Geryuganshoop
 * Saitama vs. Boros
 * Saitama vs. Pluton

King Arc

 * King vs. Tongue Stretcher
 * Genos vs. G4
 * Saitama vs. Giant Crow

Garou Introduction Arc

 * Garou vs. Blue Fire, Heavy Tank Fundoshi, Magic Trick Man and Criminals

The Blizzard Group Arc

 * Genos vs. Speed-o'-Sound Sonic
 * Saitama vs. Fubuki, Eyelashes and Mountain Ape
 * Saitama vs. Speed-o'-Sound Sonic: Round Three
 * Sweet Mask vs. Suppon

Hero Hunt Arc

 * Garou vs. Mumen Rider, Tank Topper Army and Charanko
 * Garou vs. Red Nose, Studless and Hyottoko (Off screen)
 * Garou vs. Golden Ball and Spring Mustache
 * Garou vs. Saitama
 * Metal Bat vs. Junior Centipede and Human Bird Grass (Off screen)

Monster Raid Arc

 * Metal Bat vs. Senior Centipede and Rafflesidon
 * Metal Bat vs. Elder Centipede
 * Garou vs. Metal Bat
 * Bofoi vs. Elder Centipede
 * Pineapple and Mohican vs. Rhino Wrestler
 * Heavy Kong vs. Marshall Gorilla
 * Lightning Genji vs. Electric Catfish Man and Maiko Plasma
 * Bang vs. Fist Fight Djinn
 * Lightning Max vs. Lin Lin
 * Fubuki vs. Do-S
 * Death Gatling, Butterfly DX and Bone Bone vs. Hundred-Eyes Octopus
 * Saitama vs. Zakos
 * Lightning Max vs. Suiryu
 * Sneck vs. Benpatsu
 * Volten vs. Bazuzu
 * Gatlin vs. Hamukichi
 * Dave vs. Rosie
 * Choze vs. Mentai
 * Sour Face vs. Jakumen
 * Genos vs. Face Ripper
 * Genos vs. Awakened Cockroach
 * Saitama vs. Bakuzan

Monster Association Arc
The following section contains Webcomic spoilers. You have been warned manga-only readers.
 * Sneck vs. Suiryu
 * Volten vs. Gatlin
 * Choze vs. Dave
 * Saitama vs. Sour Face
 * Drive Knight vs. Monsters
 * Child Emperor and Pig God vs. Eyesight
 * Garou vs. Watchdog Man
 * Flashy Flash vs. Hundred-Eyes Octopus
 * Atomic Samurai vs. Haragiri
 * Suiryu vs. Volten
 * Saitama vs. Choze
 * Saitama vs. Suiryu
 * Suiryu vs. Choze, Benpatsu, Volten, Hamukichi, and Gouketsu


 * Garou vs. Death Gatling
 * Garou vs. Genos
 * Garou vs. Bang and Bomb
 * Garou vs. Saitama (Dine-and-Dash)
 * Garou vs. Senior Centipede, Bug God, and Royal Ripper*
 * Saitama vs. Fubuki vs. Genos vs. Bang (potluck)
 * Hero Association vs. Monster Association vs. Garou
 * Villain Garou vs. Monster Overgrown Rover^
 * Villain Garou vs. Monster Psykos
 * Hero Flashy Flash vs. Monsters Hot Rod Brothers^
 * Hero Child Emperor vs. Monster Phoenix Man
 * Hero Sweet Mask vs. Monster Goddess Glasses^
 * Hero Zombieman vs. Monster Pureblood
 * Hero Pig God vs. Monster The Great Food Tub^
 * Hero Superalloy Darkshine vs. Monster Bug God^
 * Heroes Iaian, Okamaitachi, and Bushidrill vs. Monster Devil Long Hair^
 * Hero Tatsumaki vs. Monster Psykos
 * Hero Atomic Samurai vs. Monster Black Sperm^
 * Hero Zombieman vs. Monster Homeless Emperor
 * Hero Sweet Mask vs. Monster Fuhrer Ugly^
 * Hero Pig God vs. Monster Gums^
 * Hero Child Emperor vs. Monster Evil Natural Water^
 * Hero Superalloy Darkshine vs. Villain Garou
 * Heroes Fubuki, Genos, Bang, and Martial Artist Bomb vs. Monster Overgrown Rover^
 * Hero Tatsumaki vs. Monsters Evil Natural Water, Homeless Emperor, Black Sperm, Psykos^
 * Hero Bang vs. Monsters Fuhrer Ugly, Gums, Homeless Emperor, Black Sperm, Psykos^
 * Hero King vs. Monsters Evil Natural Water, Homeless Emperor, Black Sperm, Psykos^
 * Hero Fubuki vs. Monster Psykos
 * Hero Zombieman vs. Monster Homeless Emperor (Round Two)
 * Hero Sweet Mask vs. Monsters Black Sperm and Evil Natural Water^
 * Hero Tatsumaki vs. Monster Golden Sperm^
 * Villain Awakened Garou vs. Monster Golden Sperm^
 * Villain Awakened Garou vs. Heroes Sweet Mask, Atomic Samurai, Pig God, Genos, Zombieman, Tatsumaki, and Child Emperor
 * Villain Awakened Garou vs. Heroes Flashy Flash, Superalloy Darkshine, and Puri-Puri Prisoner
 * Hero Saitama vs. Villain Evil Natural Water^
 * Hero Saitama vs. Villain Awakened Garou

Psychic Sisters Arc

 * Saitama vs. Metal Knight's Defense System^
 * Blizzard Group vs. Tatsumaki
 * Saitama vs. Pot Belly, Tongue Stretcher, Man-Eating Capibra, Twin-Headed Tsuchinoko, and several other monsters^
 * Tatsumaki vs. Fubuki
 * Saitama vs. Tatsumaki
 * Saitama, Tatsumaki, and Feather vs A-Class Bounty Big Iron and his group of criminals^
 * Blast vs. Unnamed Monster^

Fall of the Hero Association
* = Fight is bound to change due to one of the characters being replaced or killed within the manga
 * Dynamite Man, Reclusamurai, Ecolo G, and Magic Trick Man vs Forest Tribe^
 * Genos vs. Forest King^
 * Genos vs. Saitama (Round Two)
 * King vs. Atomic Samurai

^= One or more of the characters in the fight have not yet been introduced in the manga