1. Kim Tae Hyung (J.Seph)
Main Rapper, Lead Dancer, Vocalist
2. Kim Jinseok (BM)
Main Dancer, Lead Rapper, Vocalist
3. Jeon Somin (Somin)
Main Vocalist, Visual
4. Jeon Jiwoo (Jiwoo)
Main Dancer, Lead Vocalist, Rapper, Visual, Maknae, Face of the Group.