The idea that Killua Zoldyck is the physically strongest character in the series Hunter x Hunter is outright false. And here is a list of characters who are even stronger!
Garou
Garou is a half-human, half-monster who is the leader of the Monster Association in Z-City. He has superhuman strength and senses, making him one of the most powerful members of the organization. Anime Garou was first mentioned in Bang and has since appeared in Chapter 32 and Chapter 45 of the webcomic. It debuted in Episode 10 of the anime.
Sukuna
The anime, Sukuna: King of Curses, follows the cursed spirit as he searches for a way to break free from his curse. The manga’s first chapter was released in 2014 and the first episode aired in 2017.
Natsu Dragneel
Natsu Dragneel is a demon who goes by the alias Salamander. He has pink hair and black eyes and is a member of Fairy Tail. His guild mark is located on his right shoulder. Natsu is a Mage and previously belonged to the Allied Forces Team Tenrou alongside Gajeel Redfox, Levy McGarden, Happy, Carla Bruni-Sarkisian (formerly), Erza Scarlet, Gray Fullbuster (formerly), and Jellal Fernandes (formerly). Natsu Dragneel is a character in the manga and anime series, Fairy Tail. Natsu was born to an unknown father and mother who both died when he was young. As a result, Natsu was raised by his older sister Wendy and younger brother Gray.
Korosensei
Korosensei, or Octopus The Grim Reaper, is a male teacher at Kunugigaoka Junior High School who teaches 3-E Assassination. He was born on the 13th of march. His blood type is AB. He was first introduced in Chapter 1 of the manga and made his anime debut in Episode 1.
Toshinori Yagi
Toshinori Yagi, also known as All Might, is a Japanese superhero who uses his immense physical strength to protect those in need. He was born on June 10th and has light blue eyes and blond hair. All Might is a blond-haired, blue-eyed Japanese person with the A blood type. He has a one for all Quirk that allows him to use his strength to achieve feats beyond what normal humans can do. All Might is also a pro hero and teacher at U.A.
King
The anime King is known by many aliases, including Fairy King, Harlequin, and Grizzly’s Sin of Sloth. He is a male fairy who is 1,300 years old. He was born on April 1st and weighs 120 kg. An anime named King has brown hair, amber eyes, and is of the AB blood type. The anime is affiliated with the Seven Deadly Sins and formerly worked as a commercial agent for the Boar Hat Fairy King before becoming a Holy Knight. King has the rank of Diamond and its abilities are Disaster. It also has a Sacred Treasure called Chastiefol and a Symbol of a Beast called Grizzly Bear. The manga debut is Chapter 17 while the anime’s debut is Episode 2 (masked).
Uvogin is a male anime character who debuted in episode 51 of the 1999 series. He has since appeared in other episodes, as well as manga chapters. Uvogin has brown hair and hazel eyes. He is in the anime series Phantom Troupe. He has the blood type B and state deceased, but was previously a member of the thief phantom troupe. Uvogin has an enhancement that gives him big bang impact abilities.
Shigeo Kageyama
Shigeo Kageyama, also known as Mob, is a Salt Middle School student and disciple of Arataka Reigen. He has psychokinetic powers which allow him to absorb energy from objects and use it to power his abilities. He also enjoys working out and going to school. His goals include becoming more open and social, but he has failed in pursuit of the affection of Takane Tsubomi. Shigeo Kageyama is a young man who lives with his father and mother. He has a younger brother named Ritsu.
Chuuya Kuujo
Chuuya Kuujo is a Japanese anime character who is best known as the Sheep King or Twin Dark in his works. Nakahara Chūya was born on April 29th, 1992 and passed away in 1998. In the manga, she is a mafia executive who formerly served on the Sheep Council. She debuted in Chapter 10 of the manga and Episode 9 of the anime.
Joutarou Kuujo
Joutarou Kuujo is about a 40-year-old man who goes by the alias of JoJo. He has the Stand Star Platinum, and his zodiac sign is Aquarius. He was born in 1970, making him a Dog in Chinese astrology. He ‘s 195 cm tall (6’3″), and his weight is 82 kg (181 lbs). Joutarou Kuujo is Japanese and has black hair and green eyes. He is a marine biologist. He first appeared in chapter 114 of the manga and made his debut in the Famicom Jump II game.
Rock Lee is a chūnin from Konohagakure and the proctor for the upcoming Chūnin Exams. He was born on November 27th, is male, and stands at 177 cm tall. His blood type is A, and he has an occupation as a chūunin examiner. Rock Lee also belongs to team Guy Konoha 11 along with Naruto Uzumaki, Sasuke Uchiha, Sakura Haruno, Ino Yamanaka, Shikamaru Nara and Choji Akimichi. Rock Lee debuted in Naruto chapter 36, and his anime debut was in episode 21. He made his novel debut in Kakashi Hiden: Lightning in the Icy Sky, and his movie debut was with Guardians of the Crescent Moon Kingdom.
Luck Voltia
Luck Voltia is an 18-year-old human male who specialises in using lightning magic. He is known as the smiling battle maniac due to his enthusiastic and often reckless fighting style. Luck Voltia is a magic knight from the Clover Kingdom who has blue eyes and blond hair. She was born on October 11th, in the constellation Libra, and her blood type is O. She first appeared in Chapter 3 of the manga, and her anime debut was Episode 6.