Blue Fire (ブルーファイア, Burū Faia) is an A-Class Rank 6 professional hero for the Hero Association.


Blue Fire is young man with his black hair cut short and dark eyes. His wears a dark blue Kung Fu suit with white trimming.


Blue Fire is very serious and strict, especially towards criminals. He also showed no hesitation on cremating a person with his fire if deemed dangerous.


Hero Association SagaEdit

Rumored Monster ArcEdit

Blue Fire is briefly seen after Spring Mustachio sent a distress call for reinforcements. He said that he will go take a look for himself and see the truth behind the rumor ghost town with his own two eyes.[2] Blue Flame and many other heroes decided to head to Z-City to investigate the rumored monster of the city after Golden Ball and Spring Mustachio were defeated, but he came to the scene after it was already beaten by Saitama.[3]

Human Monster SagaEdit

Garou Introduction ArcEdit

Blue Fire was assigned to guard Sitch with Magic Trick Man and Heavy Tank Loincloth during the Hero Association meeting. During the meeting Speed-o'-Sound Sonic reveals the reason behind the meeting, after stealing the pamphlet and declines the offer to join the association. Blue Fire was angered by this and confronted Sitch, to which he explains his reason.[4]

During the meeting Garou, began his rampage and easily defeated Magic Trick Man and Heavy Tank Loincloth, Blue Fire intervened and tried to cremate Garou, but fails, burning criminals that were behind him. Garou later rips one of his arms off and knocks him out.[5]

Abilities and PowersEdit

Blue Fire attack

Blue Fire projecting his flames

According to Sitch, Blue Fire is comparable to S-Class in terms of fighting ability. He is also among the top 10 in A-Class.

Physical AbilitiesEdit

Enhanced Endurance: Blue Fire remained conscious even after Garou ripped off one of his arms.

Fighting StyleEdit


  • Cremation: (火葬, Kasō) Blue Fire unleashes a blast of concentrated fire.


Portable Flamethrower: Blue Fire secretly carries a portable flamethrower inside his sleeves that he uses to project a long, controllable stream of fire.

Hero RatingEdit

Blue Fire's rating determined by the Hero Association[1]:

Ability Type Stamina Intelligence Justice Endurance Power Popularity Effectiveness Fighting Ability Total

Major BattlesEdit

Participants Chapter(s) Episode(s) Result
Blue Fire, Heavy Tank Loincloth, Magic Trick Man and Criminals vs. Garou 40 None Loss


  • Blue Fire's hero name comes from his noble spirit.[1]


  1. 1.0 1.1 1.2 1.3 1.4 One-Punch Man Encyclopedia; One-Punch Man: Hero Perfection, page 82
  2. One-Punch Man Manga; Chapter 20, page 29
  3. One-Punch Man Anime; Episode 6
  4. One-Punch Man Manga; Chapter 39, page 9-17
  5. One-Punch Man Manga; Chapter 40, page 12-18