One-Punch Man Wiki
One-Punch Man Wiki

An extra chapter included with Volume 6.


The chapter follows the events preceding Groribas' encounter with Saitama. Groribas is told by Geryuganshoop that there is an intruder and is assigned to stop him. On his way he boasts about all of the moves he has learned and wonders if he will be able to use all of them against his upcoming opponent.

Characters in Order of Appearance[]

  1. Geryuganshoop (cover)
  2. Groribas (cover)
  3. Saitama (cover)


Volume 1 12345678Extra
Volume 2
Volume 3 1617181920ExtraSpecial
Volume 4
Volume 5 2526272829Extra
Volume 6
Volume 7 353637Extra 1Extra 2Extra 3
Volume 8
Volume 9 41424344454647Extra
Volume 10
Volume 11 565758596061Extra 1Extra 2
Volume 12
Volume 13 68697071ExtraSpecial
Volume 14
Volume 15 7677787980Extra 1Extra 2
Volume 16
Volume 17 858687Extra
Volume 18
Volume 19 91929394Extra
Volume 20
Volume 21 979899100101Extra
Volume 22
Volume 23 107108109110111112Extra