"S..so this is...Ren Pa...A Great General who fought even General Ou Ki to a standstill after countless clashes in the past...it's true that just like General Ou Ki, standing near him is enough to feel as if you're under an incredible pressure!!"
― Shin of the Hi Shin Unit on Ren Pa (Kingdom)
"Someone said setup, hands slid towards holstered pistols. Someone said cops and I put the charge aside in case, but it made no sense... Someone said Punisher and the room turned arctic, if only for a second. Gratifying. But way too flattering."
Shinichi Izumi (Parasyte); after merging with Migi’s cells
Pokémon with the "Intimidate" ability (Pokémon)
Thragg (Image Comics)
Joker (DC Comics), due to his exceptional capacity for heinous torture and murder, commands a very intimidating presence, enough to frighten civilians, low-level thugs, and even superhumans.
While kind and motherly on the surface, Retsu Unohana (Bleach) is one of the most feared Shinigami in all of Soul Society due to her potential for cruelty, even to those who are unaware of her true self.
Doom Guy/Slayer (DOOM series) is the single most feared being to all of Hell; due to him killing countless of their strongest Demons in an everlasting crusade to exterminate them.
As the Emperor of Evil, Frieza (Dragon Ball series), was the most feared mortal in Universe 7, to the point that even decades after his death his sheer fear factor was stated to be the only thing keeping his empire from collapsing.
A Dragonborn (Elder Scrolls) is greatly dreaded by Dragons, due to them being the only mortal able to permanently kill them.
Mandy's (The Grim Adventures of Billy and Mandy) intimidating demeanor combined with her wits allow her to manipulate or intimidate those of weaker resolve.
The prisoners of Level 6 of Impel Down (One Piece) have committed crimes so vile and evil that even the newspapers refused to write about them, the world fearing the inmates to the point that the World Government has to “erase” their existences from history.
As one of the Four Emperors of the New World, Charlotte Linlin/Big Mom (One Piece) is a highly feared pirate who committed such heinous crimes that even the Giants do not dare speak her name.
With his status as the Strongest Creature in the World, Kaido's (One Piece) mere presence makes him so feared that people would rather risk declaring war on the World Government than anger him.
As one of the Yonko, Shanks (One Piece) is highly dreaded, to the point that he ended a war by merely threatening to get involved.
Because of his sheer ruthlessness, (Fleet) Admiral Sakazuki (One Piece) is feared by both allies and enemies alike, including the dreaded Blackbeard Pirates.
As the chief enforcer of the Emperor's tyrannical will, Darth Vader (Star Wars) was one of the most feared beings in the galaxy.
Wilson Fisk/The Kingpin (Marvel Comics) is feared by his henchmen, scientists, and even some of his adversaries.
Ou Ki, the Monstrous Bird of Qin (Kingdom)
Ri Boku of Zhao's Three Great Heavens (Kingdom) giving off a powerful Pressure.
Kenshiro (Fist of the North Star), while a symbol of hope for many dwellers of the wastelands, is also feared by many evil warlords and their minions because of his mastery of Hokuto Shinken.