Battles |
Before The Series[]
| Participants | Chapter(s) | Episode(s) | Result |
|---|---|---|---|
| Saitama vs. Ripped Uniforms | 200 Yen | None | Loss |
| Saitama vs. Piggy Bancon (Off-Screen) | 200 Yen | None | Loss |
| Saitama vs. Crablante | 2 | 1 | Win |
| Saitama vs. Himawari (Off-Screen) | Brushing Up | None | Win |
| Saitama vs. Personification Of A Light Pull Cord | Brushing Up | None | Win |
| Saitama vs. Octopus Claw Man (Off-Screen) | 39 | 13 | Win |
| Saitama vs. 170,000-Year-Old Cicada Larva | Summer | None | Win |
| Saitama vs. Fish of Darkness | None | Road To Hero | Win |
Present Series[]
Extra Chapters and OVAs[]
| Participants | Chapter(s) | Episode(s) | Result |
|---|---|---|---|
| Saitama vs. Demonic Fan | A New Wind Blows | 23 | Win |
| Saitama vs. Delorean (Off-Screen) | What Can't Be Bought | None | Win |
| Saitama vs. Bull-Bull and Cow's Stomach (Off-Screen) | What Can't Be Bought | None | Win |
| Saitama vs. Surprise-Attack Plum (Off-Screen) | Pork Cutlet Bowl | None | Win |
| Saitama vs. Grizzly Nyah Mother | Lost Cat | None | Win |
| Saitama and Genos vs. Harsh Path Style members | Lobster | None | Win |
| Saitama vs. Game-Berus | Sense | None | Win |
| Saitama vs. Lord Great White | Sense | None | Win |
| Saitama vs. Speed-o'-Sound Sonic: Round Four | Sense | None | Win |
| Saitama, Genos, King and Bang vs. Fubuki and Blizzard Group (Video Game Challenge) | Numbers | None | Win |
| Saitama, Genos, King, Bang and Fubuki vs. Jumping Spider | Numbers | None | Win |
| Saitama vs. Scaledon | Squadron | None | Win |
| Saitama vs. Assassins (Off-Screen) | King's Weekend-like Weekday | None | Win |
| Saitama vs. Withered Sprout | Disaster Level | None | Win |
| Saitama vs. Men's Esthetician Man (Off-Screen) | None | A Shadow That Snuck Up Too Close | Win |
| Saitama vs. Bear (Off-Screen) | None | The Ninja Who Is Too Complicated | Win |
| Saitama vs. Bang (Karuta) | None | Bang, Who Is Too Overbearing | Draw |
| Saitama vs. Bang (Head Cover Rock-Paper-Scissors) | None | Bang, Who Is Too Overbearing | 81 Losses - 1 Win |
| Saitama vs. Dirt Earthworm | None | Saitama And The Mediocre Ability Users | Win |
Audiobooks[]
| Participants | Audiobook | Audiobook Story | Result |
|---|---|---|---|
| Saitama and Genos vs. Monster | Maji Drama CD Vol. 1 | Saitama, Makeover | Win |
| Saitama vs. Simulation monsters | Maji Drama CD Vol. 2 | Genos, Training | Win |
| Saitama vs. Simulation Genos | Maji Drama CD Vol. 2 | Genos, Training | Win |
| Simulation Saitama vs. Superalloy Darkshine | Maji Drama CD Vol. 2 | Genos, Training | Win |
| Saitama vs. Simulation Saitama | Maji Drama CD Vol. 2 | Genos, Training | Win |
| Saitama vs. Speed-o'-Sound Sonic 11th Match | Maji Drama CD Vol. 3 | Sonic, Becoming Saitama | Win |
| Saitama and Speed-o'-Sound Sonic vs. Energiser | Maji Drama CD Vol. 3 | Sonic, Becoming Saitama | Win |
Original Webcomic[]
Expand to see original webcomic information. Beware of spoiler content.
| Participants | Chapter(s) | Episode(s) | Result |
|---|---|---|---|
| Saitama vs. Vaccine Man | 1 | 1 | Win |
| Saitama vs. Crablante Pre-Series | 2 | 1 | Win |
| Saitama vs. Marugori | 3 | 1 | Win |
| Saitama vs. Subterraneans (Saitama's Dream) | 4 | 1 | Win |
| Saitama vs. Subterranean King | 4 | 1 | Win |
| Saitama vs. Mosquito | 5, 6 | 2 | Interrupted by Genos |
| Saitama vs. Kamakyuri, Slugerous, Frog Man, Ground Dragon and Beast King | 7, 8, | 2 | Win |
| Saitama vs. Carnage Kabuto | 10, 11 | 3 | Win |
| Saitama vs. Hammerhead | 14 | 4 | Win |
| Saitama vs. Speed-o'-Sound Sonic | 14, 15 | 4 | Win |
| Saitama vs. Sneck | 16 | 5 | Win |
| Saitama vs. Genos | 17 | 5 | Win |
| Saitama vs. Speed-o'-Sound Sonic Round Two | 18, 19 | 6 | Win |
| Saitama, Bofoi and Genos vs. Meteor | 20, 21, 22 | 7 | Win |
| Saitama vs. Tanktop Tiger and Tanktop Black Hole | 23 | 7 | Win |
| Saitama vs. Seafolk | 24 | 8 | Win |
| Saitama vs. Deep Sea King | 30, 31 | 9 | Win |
| Saitama vs. Groribas | 36 | 11 | Win |
| Saitama vs. Geryuganshoop | 37, 38 | 11 | Win |
| Saitama vs. Boros | 38, 39, 40 | 11, 12 | Win |
| Saitama vs. Giant Crow | 44 | 13 | Win |
| Saitama vs. Octopus Claw Man Pre-Series | 44 | 13 | Win |
| Saitama vs. Fubuki, Eyelashes and Mountain Ape | 47, 48 | 14 | Interrupted by Genos and Sonic |
| Saitama vs. Speed-o'-Sound Sonic: Round Three | 49 | 14 | Win |
| Saitama vs. Garou (Dine-and-Dash) | 55 | None | Win |
| Saitama vs. Fubuki vs. King vs. Genos vs. Bang vs. Bomb (Hot Pot) | 57 | None | Draw |
| Saitama vs. Overgrown Rover | 64 | None | Win |
| Saitama vs. Evil Natural Water | 86 | None | Win |
| Saitama vs. Awakened Garou | 87, 88, 89, 90, 91, 92 | None | Win |
| Saitama vs. Metal Knight's Defense System | 96 | None | Win |
| Saitama vs. Forte | 98 | None | Forte gets hit by a car |
| Saitama vs. Pot Bellee, Tongue Stretcher, Man-Eating Capybara, Twin-Headed Tsuchinoko, and several other monsters | 100, 101 | None | Win |
| Saitama vs. Tatsumaki | 101, 102, 103, 104 | None | Both parties back down |
| Saitama, Tatsumaki, and Feather vs. A-Class Bounty Big Iron and his group of criminals | 104 | None | Win |
| Saitama and Tatsumaki vs. Kenzan Rat | 104 | None | Win |
| Saitama and Tatsumaki vs. Speed-o'-Sound Sonic | 104 | None | Win |
| Saitama vs. Genos (Round Two) | 108 | None | Genos backs down |
| Saitama vs. Flashy Flash | 112, 113 | None | Interrupted by Genos |
| Saitama vs. Speed-o'-Sound Sonic: Round Four | 114 | None | Win |
| Saitama vs. Ninja Village Leader (Off-Screen) | 118 | None | Win |
| Saitama vs. Mirror | 129 | None | Win |
| Saitama vs. The Organization's robots | 141 | None | Win |