The group consists of five members and they are a boy group under C9 Entertainment. The group includes members BX, Seunghun, Yonghee, Jinyoung, and Hyunsuk. In this article, we will find out more about every member of the group and why they are called “Monster Rookies.” And you have to stay tuned!

BX’s Full Profile

Stage Name: BX (비엑스)/Byounggon (병곤) Birth Name: Lee Byounggon (이병곤) Chinese Name: Li BingKun (李柄鹍) Position: Leader, Main Rapper, Vocalist Date of Birth: March 5th, 1998 Zodiac Sign: Pisces Height: 180 cm (5’11”) Weight: 61 kg (134 lbs) Blood Type: A Nationality: Korean SoundCloud: BE:XXX

BX’s Facts:

– He was the 5th member to be revealed. – He was born in Incheon city. – He’s a part of silver boys with Seunghun. – He joined MixNine and ranked in the 9th place but the debut was cancelled. – He trained under YG Entertainment for three years. – He is friends with D1CE’s Woo Jinyoung. – He’s close to Treasure13’s Hyunsuk. – His fandom name is Gonisaurs. – His favorite color is blue. – He doesn’t like vegetables. – He was a contestant on YG’s Treasure Box with Seunghun and made it to the finale. – His role models are G-Dragon and Mino. – His nicknames are Tyrannosaurus, Kuroko, Lamborghini, Blue Hair. – He likes the sea. – His brother was a big influence for him to become a rapper. – He attended Def Dance Skool with Treasure13‘s Junkyu and Doyoung. – He and Seunghun trained before under YG Entertainment. – BX and Seunghun left YG Entertainment at the end of January 2019 after not making their debut with Treasure13. – He likes jellies. – Fans have said he looks like HOTSHOT‘s Junhyuk and iKON‘s June. – He’s close to ONF‘s Wyatt. – Jinyoung, Bx, and Yonghee are roommates. – His nickname is Bbiyakgon, because he’s like a little chick. – He often catches colds. – He gets injured often as well. – Hyunsuk thinks BX resembles a litchi because his beard grows very fast. – His legs are 105 cm tall. (kprofiles.com)

Seunghun’s Full Profile

Stage Name: Seunghun (승훈) Birth Name: Kim Seunghun (김승훈) Chinese Name: Jin ShengXun (金昇勳) Position: Main Vocalist, Lead Dancer Date of Birth: February 26th, 1999 Zodiac Sign: Pisces Height: 181 cm (5’11”) Weight: 69 kg (152 lbs) Blood Type: AB Nationality: Korean

Seunghun’s Facts

– Hometown: Cheongju, North Chungcheong, South Korea. – He’s a former YG Entertainment trainee. – He appeared on the survival show Stray Kids. – He’s finally making his debut after almost ten years of training. – He is a part of Silver Boys. – He was a contestant on the survival show YG’s Treasure Box. – In YG’s Treasure Box, he got eliminated in episode 9 but has been brought back to for the finals. Unfortunately, Seunghun didn’t make it to the final line-up. – He thinks his most attractive quality is his honey-sweet voice that appeals to the heart. – He thinks he would be good on an entertainment show because he is witty. (YG Treasure survey cam) – He uses a face mask every day, and sometimes two. (YG Treasure what’s in my bag) – He went to school with Treasure13‘s Park Jihoon and they are very close friends. (YG Treasure survey cam) – He can do a backflip. – He is a former Cube trainee and has been training for about nine years. (YG Treasure intro video) – He was the 2nd member to be revealed. – He has a fandom name called Honeys, it was chosen by fans during YG’s Treasure Box. – Seunghun and BX left YG Entertainment at the end of January 2019 after not making their debut with Treasure13. – Seunghun and Hyunsuk are roommates. – The members think that he’s really funny. – When he smiles, it makes others happy. – He makes a lot of funny faces. (kprofiles.com)

Yonghee’s Full Profile

Stage Name: Yonghee (용희) Birth Name: Kim Yonghee (김용희) Chinese Name: Jin LongXi (金龍熙) Position: Vocalist, Visual Date of Birth: February 17th, 2000 Zodiac Sign: Aquarius Height: 177 cm (5’9.7”) Weight: 59 kg (130 lbs) Blood Type: AB Nationality: Korean

Yonghee’s Facts

– He was the 4th member to be revealed. – Yonghee has a pet parakeet named Sarang. – Jinyoung, Bx, and Yonghee are roommates. – He really loves cereal. – After practice he can eat 3-4 bowls of cereal. – He looks happy when eating cereals. – BX thinks that Yonghee resembles a lemon, because he is very refreshing. – He attends the same school as Jinyoung. (kprofiles.com)

Jinyoung’s Full Profile

Stage Name: Bae Jinyoung (배진영) Birth Name: Bae Jinyoung (배진영) Chinese Name: Pei Zhenying (裴珍映) Position: Lead Vocalist, Lead Dancer, Center, Face of the Group Date of Birth: May 10th, 2000 Zodiac Sign: Taurus Height: 178 cm (5’10”) Weight: 60 kg (132 lbs) Blood Type: B Nationality: Korean Fan Cafe: OfficialBJY

Jinyoung’s Facts

– He was born in Seoul, South Korea. – Nicknames: Deep/Deep dark (Because he usually wears dark clothes), Black Dragonfly, BaeBae, Poliwag, Lila Prince, Coco Ball, Chocolate Bread, Chocolate cake, Black Bean. – He participated in the survival show Produce 101 Season 2; his final rank was 10th and made it to the final line-up Wanna One. – He’s a former member of Wanna One. – His top size is 100. – His bottom size is 31. – He has a younger brother who was born in 2002; his name is Bae Seochan. – He has a younger sister who was born in 2007. – He attended Jangchung Elementary School then transferred to Cheonggu Elementary School. – He attended Daekyeong Middle School. – He attended Osan High School then transferred to Lila Art High School, the same school Weki Meki’s Lua and Yoon Jaechan attended. – His hobbies are listening to music and singing. – His specialties are skiing and playing football. – He was the 1st member to be revealed. – Jinyoung, Bx, and Yonghee are roommates. – He looks the happiest when looking at his muscles. – He attends the same school as Yonghee. (kprofiles.com)

Hyunsuk’s Full Profile

Stage Name: Hyunsuk (현석) Birth Name: Yoon Hyunsuk (윤현석) Chinese Name: Xuanxi (炫晳) Position: Main Dancer, Lead Rapper, Vocalist, Maknae Date of Birth: September 8th, 2001 Zodiac Sign: Virgo Height: 186 cm (6’1”) Weight: 64 kg (141 lbs) Blood Type: B Nationality: Korean

Hyunsuk’s Facts

– He was the 3rd member to be revealed. – Fans have said he looks like Seo Kang-Joon. – Hyunsuk and Seunghun are roommates. – Hyunsuk loves going to the swimming pool. – He is 186 cm tall. – His nickname is Hyunsik. – He eats a lot of food and his favorite dish is Kimchi. – His legs are 113 cm long. (kprofiles.com)

Former Member: Sehoon

Stage Name: Sehoon (세훈) Birth Name: Kim Sehoon (김세훈) Chinese Name: Jin Shixun (炫晳) Position: – Date of Birth: September 12th, 2001 Zodiac Sign: Virgo Height: 175 cm (5’9”) Weight: 55 kg (121 lbs) Blood Type: – Nationality: Korean According koreaboo, C9 Entertainment has officially dropped Kim Sehoon from C9 Boyz due to his past involvement in school violence. After investigating these claims, C9 Entertainment dropped Kim Sehoon from C9 Boyz’s line-up, but allowed him to remain in the company. They confirmed that Kim Sehoon did take part in some school violence, but many of the claims, such as damaging the school, were false. C9 Entertainment says that they will take legal action against anyone who circulates false rumors.

Sehoon’s Facts:

– On April 2nd, 2019, C9 Entertainment removed Sehoon from the final line-up.

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