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Hahaha! Looks like a hero has arrived! Through my concentrated caffeinated breath, you won't be able to sleep at all tonight!

Black Roast (ブラックバイセン, Burakku Baisen; Viz: Dark Roast) was a Tiger-level Mysterious Being. He was killed by Air.[1]


Black Roast was a humanoid monster with a coffee cup head and wears a black shirt with the words "I ♥ COFFEE" written on it.

Appearances in Other Media[]


Disaster Level[]

Black Roast is defeated

Black Roast suddenly appeared in Z-City, near a gray apartment complex, attempting to take over humanity by abusing their coffee addiction. He was confronted by A-Class heroes and easily beaten in a single strike by one of them, Air.

Abilities & Powers[]

As a Tiger-level monster, it can be assumed that Black Roast was fairly powerful, although Air, an A-Class hero, killed him with one blow.

Concentrated Caffeinated Breath: Black roast can use a caffeinated breath from his mouth that can make people unable to sleep.



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 Bug God Building Booper Deep Sea King Demonic Fan Devil Long Hair *Do-S *Face Ripper Fist Fight Djinn Free Hugger G4 G5 Game-Berus Giant Crow Grizzly Nyah Hundred-Eyes Octopus Jumping Spider Mosquito Girl *Rafflesidon Rhino Wrestler Royal Ripper Scaledon Senior Centipede Showerhead Sky King Subterranean King Super Mouse 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 Autumn Phantom Red Golden-ringed Dragonfly *Benpatsu *Choze Dark Matter Gunner Eagle Enamel Evil Eggs Evil Eye Eyesight Falcon Fish of DarknessGale Gigakigan Goddess Glasses Gyoffrey Hamukichi *Haragiri Hawk Hellfire Junior Centipede *Kite ManakoPlatinum SpermRosie Raptora *RepteraSuppon Sword Devil Executioner Venus Mantrap Volten *