More like Semi-Pseudo-Superheroes

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The Extraordinaries (TJ Klune)Series
series3 books2020
About coming of age, set in big city.
“The Extraordinaries follows Nick Bell, a fanfiction-writing teenager with ADHD who is infatuated with his city's resident superhero, Shadow Star, and decides the only way to get noticed is to become extraordinary himself.”
from the catalogue
Start with The Extraordinaries →
SuperfolksNovel
Robert Mayerstandalone novel1977
Satire, set in big city.
“There is a Superman-like hero named David Brinkley.”
from the catalogue
The Gumazing Gum Girl!Series
series5 books2013
Humor.
Start with The Gumazing Gum Girl! Chews Your Destiny →
Captain UnderpantsSeries
series15 books1989
Humor, about friendship.
Start with The Really Cool Adventures of Captain Underpants →
Heroine ComplexSeries
series7 books2016
Urban fantasy, set in big city.
“Evie Tanaka is the put-upon personal assistant to Aveda Jupiter, her childhood best friend and San Francisco's most beloved superheroine.”
from the catalogue
Start with Heroine Complex →
Soon I Will Be InvincibleNovel
Austin Grossmanstandalone novel2007
Science fiction, about robots.
“The other narrative is told from the point of view of Dr. Impossible, a supervillain possessing super-human strength and intellect who suffers from Malign Hypercognition Disorder.”
from the catalogue