In One-Punch Man, the S-Class heroes are the highest-ranked and most powerful individuals in the Hero Association, capable of handling Demon or Dragon-level threats. Below is a list of all S-Class heroes, based on the most recent information from the manga and web sources, along with their rankings and notable abilities.
Puri-Puri Prisoner (Rank 17)

Puri-Puri Prisoner, the lowest-ranked S-Class hero, is a powerhouse despite his self-proclaimed “weakest” status. His brute strength allows him to punch through dragon-level monsters and steel walls alike.
Fan-Favorite Moment: His comedic yet heroic battle against Free Hugger, showcasing his relentless spirit (Anime: Episode 3, Manga: Chapter 9).
Tanktop Master (Rank 16)

Tanktop Master leads the Tanktop Army with unmatched physical prowess, hurling concrete blocks and shaking the ground with a single punch.
Fan-Favorite Moment: His intense clash with Garou, showing his grit (Anime: Episode 18, Manga: Chapter 45).
Metal Bat (Rank 15)

Metal Bat’s fighting spirit makes him stronger as battles drag on, wielding his bat to demolish monsters with a single swing.
Fan-Favorite Moment: Taking on multiple monsters while protecting a kid, proving his heart (Anime: Episode 19, Manga: Chapter 50).
Genos (Rank 14)

Genos, the Demon Cyborg, combines cybernetic strength with blazing speed and projectile attacks, mentored by Saitama.
Fan-Favorite Moment: His fiery battle against Deep Sea King, showcasing his upgrades (Anime: Episode 8, Manga: Chapter 25).
Flashy Flash (Rank 13)

Flashy Flash moves faster than light, slicing through dragon-level monsters with ninja precision.
Fan-Favorite Moment: Speed-blitzing Gale and Hellfire in the Monster Association arc (Anime: Episode 24, Manga: Chapter 93).
Watchdog Man (Rank 12)

Watchdog Man guards Q-City with beast-like ferocity, tearing through monsters with ease.
Fan-Favorite Moment: Effortlessly defeating 30 Monster Association grunts (Manga: Chapter 67).
Superalloy Darkshine (Rank 11)

Superalloy Darkshine’s muscle-armor makes him nearly indestructible, shrugging off dragon-level attacks.
Fan-Favorite Moment: His shining resilience against Garou’s onslaught (Manga: Chapter 128).
Pig God (Rank 10)

Pig God devours monsters whole, digesting them instantly with his unique ability.
Fan-Favorite Moment: Swallowing Eyesight in one gulp (Manga: Chapter 94).
Drive Knight (Rank 9)

Drive Knight’s transforming cyborg body adapts to any fight, taking down dragon-level threats.
Fan-Favorite Moment: Defeating Nyan with tactical precision (Manga: Chapter 113).
Zombie Man (Rank 8)

Zombie Man’s regeneration makes him unkillable, outlasting any opponent with relentless attacks.
Fan-Favorite Moment: Surviving Pureblood’s brutal assault (Manga: Chapter 103).
King (Rank 7)

King, the “strongest man on Earth,” is a fraud who lucks into Saitama’s victories, relying on his intimidating aura.
Fan-Favorite Moment: Scaring monsters away with his “King Engine” (Anime: Episode 10, Manga: Chapter 38).
Metal Knight (Rank 6)

Metal Knight, Dr. Bofoy’s robotic arsenal, obliterates enemies with advanced weaponry from a safe distance.
Fan-Favorite Moment: Deploying drones to scout the Monster Association (Manga: Chapter 85).
Child Emperor (Rank 5)

Child Emperor, a 10-year-old genius, uses gadgets and strategy to outsmart monsters.
Fan-Favorite Moment: Piloting Brave Giant against Phoenix Man (Manga: Chapter 99).
Atomic Samurai (Rank 4)

Atomic Samurai’s swordsmanship slices through monsters with blinding speed and precision.
Fan-Favorite Moment: Cutting G5 into pieces in a flash (Manga: Chapter 108).
Silver Fang (Rank 3)

Silver Fang, master of Water Stream Rock Smashing Fist, deflects and strikes with martial arts mastery.
Fan-Favorite Moment: Facing Garou in an epic master-disciple duel (Anime: Episode 18, Manga: Chapter 48).
Tatsumaki (Rank 2)

Tatsumaki, the Tornado of Terror, wields telekinetic powers to crush dragon-level threats effortlessly.
Fan-Favorite Moment: Battling Psykos and reshaping the battlefield (Manga: Chapter 130).
Blast (Rank 1)

Blast, the elusive top hero, is rumored to handle god-level threats, but his feats remain a mystery.
Fan-Favorite Moment: Brief flashback appearance, hinting at his power (Manga: Chapter 137).
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