Stage Name: Maboos

Birth Name: Im Sung Ryul

Birthday: October 29, 1981

Birth Place: Daejeon, South Korea

Position: Leader

Blood Type: A

Height: 172 cm

Education: Korea University - Electronic Information

Stage Name: 1Kyne (pronounced as ‘One Kind’)

Birth Name: Kim Randy

Birthday: August 2, 1982

Birth Place: USA

Blood Type: B

Height: 179 cm

Weight: 68 kg

Education: Maryland University

Stage Name: Chakun

Birth Name: Kim Jin

Birthday: March 24, 1986

Position: Maknae, Vocalist, Rapper

Blood Type: A

Height: 177 cm

Weight: 62 kg

Facts: The last and newest member to added in the group