-6 members
°3 former members
-debuted on August 18, 2016
-JJ Holic Media but know it's called J Planet Entertainment

Woosoo
-Leader, Main Vocalist
-former member of E7
Birthname: Woo Young Soo
Birthday: September 5, 1989

Doeun
-joined MASC on September 12, 2017
-plays the piano
Birthname: Kim Doeun
Birthday: June 4, 1993
(I can't find his position in this group, I'm sorry)

Heejae
-Vocalist
-he's also an actor
Birthname: Yoo Hee Jae
Birthday: February 22, 1994

Ireah
-joined MASC on September 12, 2017
-his speciality is composing
Birthname: Lee Jonghee
Birthday: March 25, 1994
(I didn't found his position, too. I'm sorry.)

Moonbong
-Vocalist, Maknae
-joined MASC on September 12, 2017
Birthname: Song Moonbong
Birthday: July 8, 1998

Former mebers:

26/Yiryuk
-Rapper, Dancer
-he left MASC because he want to become a film director
Birthname: Kim Ji Hoon
Birthday: February 22, 1990

A.C.E
-Rapper
-he left a message on instagram, confessing that after the incident with Chibin, he took full responsibility for his actions and then he left the band
Birthname: Kim Dae Sung
Birthday: May 11, 1990

Chibin
-likes to watch movies alone
-has been resting as he receives treatment for his mental trauma
°after this, he decided to left the band
Birthname: Jeon Chibin
Birthday: January 14, 1998

~°~°~°~°~°~
💫Who's your bias?
✴I don't stan them