AlphaBAT Members Profile and Facts AlphaBAT (알파벳) currently consists of 3 members: B:eta, G:amma, and L:ambda. AlphaBAT firstly debuted as a duo (Kyumin & Selin) in 2012, under YUB Entertainment. The same year, they left YUB Ent. Selin (who later used the stage name I:ota) joined Simtong Entertainment and decided to re-form AlphaBAT, while Kyumin … Continue reading AlphaBAT Members Profile and Facts