So since you guys asked for a guide, here we go!!   Loona, stylized as LOOΠΔ, is an upcoming South Korean girl group. Starting in October 2016 Loona has debuted a new girl each month, and she would have a single, a music video, and a b-side usually featuring another girl. There are three sub units (mini groups) that every 3 or 4 girls are involved in. The sub units and solo singles were all to build up hype for the final debut of the full 12 member girl group, which finally debuted in August 2