My bias:

Shinee- Taemin

Exo- Kai, Baekhyun, Luhan, D.O, Lay

Big Bang- G-dragon, Daesung, Taeyang

2ne1- Dara

Bap- Daehyun

Super Junior- Sungmin, Ryeowook

B1a4- Jinyoung

Teen Top- L.joe

Infinite- L