The Best Episodes of One-Punch Man Season 1

#1 Fan Favorite
9.5/10(13074 votes)
#1 - The Strongest Hero
S1:E1212/21/2015
The inconceivably powerful Lord Boros has traveled untold distances in search of someone who can cure his boredom: Saitama! With the fate of humanity in the balance, will the two champions at last find in each other the worthy opponent they’ve been searching for?
Director:Shingo Natsume
Writer:Tomohiro Suzuki
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Director:Shingo Natsume
Writer:Tomohiro Suzuki
9.2/10(8747 votes)
#2 - Unyielding Justice
S1:E911/30/2015
As the battle with the Deep Sea King reaches its climax, more heroes fall to the aquatic despot’s brutal attacks. Which of them has what it takes to be a true hero?
Director:Shunichi Yoshizawa
Writer:Tomohiro Suzuki
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Director:Shunichi Yoshizawa
Writer:Tomohiro Suzuki
9.1/10(8215 votes)
#3 - The Dominator of the Universe
S1:E1112/14/2015
As a colossal spaceship floats in the skies above City A, a member of its monstrous crew battles on the ground against a group of S Class heroes. Despite their powers, they can’t seem to finish it off. Meanwhile, Saitama has boarded the enemy ship on his own.
Director:Yousuke Hatta
Writer:Tomohiro Suzuki
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Director:Yousuke Hatta
Writer:Tomohiro Suzuki
8.8/10(7824 votes)
#4 - The Obsessive Scientist
S1:E310/19/2015
Saitama and Genos glean information about The House of Evolution and its founder Dr. Genus, a scientist with dangerous ideas on artificial human evolution. Meanwhile, Dr. Genus learns of Saitama’s amazing strength and has plans of his own for One-Punch Man.
Director:Yousuke Hatta
Writer:Tomohiro Suzuki
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Director:Yousuke Hatta
Writer:Tomohiro Suzuki
8.8/10(7822 votes)
#5 - The Ultimate Master
S1:E511/2/2015
Though he’s been doing the hero gig for three years, Saitama realizes that the public knows nothing about him. Determined to get a little recognition, he decides to become a pro hero, but first he must pass the Hero Association tests and become a full-fledged member.
Director:Shunichi Yoshizawa
Writer:Tomohiro Suzuki
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Director:Shunichi Yoshizawa
Writer:Tomohiro Suzuki
8.8/10(7389 votes)
#6 - The Deep Sea King
S1:E811/23/2015
A pack of monsters calling themselves the “Clan of the Seafolk” arrive on the shores of City J intent on invading the land. When the hero sent to fight them is defeated easily by the Deep Sea King himself, Saitama and Genos head for the city to help.
Director:Nobuhiro Muto
Writer:Tomohiro Suzuki
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Director:Nobuhiro Muto
Writer:Tomohiro Suzuki

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The 20 BEST Episodes of One-Punch Man

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8.7/10(7334 votes)
#7 - The Ultimate Disciple
S1:E711/16/2015
An enormous meteor hurtles toward City Z, forcing the Hero Association to ask its S Class heroes to respond. When all their efforts prove in vain, Genos decides it’s up to him to protect the home of his master and stop the meteor, no matter what the cost.
Director:Yousuke Hatta
Writer:Tomohiro Suzuki
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Director:Yousuke Hatta
Writer:Tomohiro Suzuki
8.6/10(7850 votes)
#8 - The Lone Cyborg
S1:E210/12/2015
A monster is moving toward City Z, one that has been created by the mysterious organization known as The House of Evolution. Genos, a young cyborg, attempts to stop it, but gets in over his head before Saitama happens along.
Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki
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Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki
8.6/10(7093 votes)
#9 - Unparalleled Peril
S1:E1012/7/2015
Saitama tags along to an emergency meeting of Class S heroes and discovers that a seer has foretold a serious danger threatening the Earth. Though the crisis could occur anytime in the next six months, the heroes are surprised to hear the roar of explosions that very hour!
Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki
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Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki
8.5/10(7368 votes)
#10 - The Modern Ninja
S1:E410/26/2015
A group of battlesuit-clad terrorists called “The Paradisers” appears in City F, led by an enormous man known as Hammerhead. Calling for the redistribution of wealth, the group targets the fat-cat Zeniru, who in turn dispatches his bodyguard to defeat them. Unfortunately, Saitama is on the same errand.
Director:Nobuhiro Muto
Writer:Tomohiro Suzuki
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Director:Nobuhiro Muto
Writer:Tomohiro Suzuki
8.4/10(8702 votes)
#11 - The Strongest Man
S1:E110/5/2015
Saitama is a guy who’s a hero for fun. After saving a child from certain death, he decided to become a hero and trained hard for three years. Though he’s now so strong he can defeat any opponent with a single punch, lately he feels as if, in exchange for overwhelming power, he’s lost something even more important.
Director:Shingo Natsume
Writer:Tomohiro Suzuki
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Director:Shingo Natsume
Writer:Tomohiro Suzuki
8.3/10(7163 votes)
#12 - The Terrifying City
S1:E611/9/2015
It’s been five days since Saitama became a professional hero and he has yet to do anything heroic. When Genos informs him that C-class heroes who don’t fight bad guys are dropped from the hero registry after a week of inaction, Saitama heads out on patrol, yet can’t find any criminals or monsters to stop.
Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki
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Director:Shinichiro Ushijima
Writer:Tomohiro Suzuki