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The Alien Seer is an unnamed extraterrestrial seer who was responsible for giving Boros the prophecy about the worthy opponent he sought.


The alien seer is an alien with eight eyes of varying sizes and multiple tentacles pertruding out of its mouth area.


Hero Association Saga[]

Alien Conquerors Arc[]

Boros mentions the seer's prophecy to Saitama about finding a worthy opponent on Earth before they fight. However, the seer never reveals the identity of the worthy opponent to Boros.[1]

Abilities and Powers[]

Supernatural Abilities[]

Clairvoyance: The seer prophesied that Boros would find a worthy opponent on a distant planet. However, it never stated the true identity of the opponent.


  1. One-Punch Man Manga; Chapter 34, page 9


Mysterious Beings
Dragon (or higher) Boros Orochi *
Demon 170,000-Year-Old Cicada Larva 170,000-Year-Old Cicada Adult Armored GorillaAwakened Cockroach Baquma Beast King Bruinado Bug God Building Booper Deep Sea King Demonic Fan Devil Long Hair *Do-S *Eyesight Face Ripper Fist Fight Djinn Free Hugger G4 G5 Game-Berus Giant Crow Grizzly Nyah Hundred-Eyes Octopus Jumping Spider Macho Daikon Mosquito Girl Rafflesidon Rhino Wrestler Royal Ripper Scaledon Senior Centipede Showerhead Sky King Subterranean King Super Mouse Surprise-Attack Plum The Great Food Tub The Three Crows Unihorn Vampire (Pureblood) 
Wolf Himawari Hotdog Messenger of the Seafolk Piggy Bancon Tongue Stretcher
Less than Wolf
Unknown Alien Seer *Ancient King Angry Grandpa Autumn Phantom Red Golden-ringed Dragonfly *Benpatsu *Choze DarkDark Matter Gunner Eagle Enamel Evil Eggs Evil Eye Evil Natural Water *Falcon Fish of DarknessGale Giant Salamander Gigakigan Goddess Glasses Gyoffrey Hamukichi *Haragiri Hawk Hellfire Junior Centipede Kite Lord Great White ManakoMen's Esthetician Man *Platinum Sperm Rosie Raptora *RepteraSage Centipede Suppon Sword Devil Executioner Venus Mantrap Volten *