Blessed be! Talk about a stroke of good fortune! I just completed, all within 10 rounds (italics indicate cards I just obtained):
'2NE1' set: 2NE1, CL, Dara, Park Bom and Minzy
'Female Jrock' set: Mary's Blood, Gacharic Spin, SCANDAL, Stereopony, ReaL, Silent Siren, LoVendoR, exist trace, BAND-MAID, BABYMETAL, Ganglion, Gallows, Destrose, Danger Gang, DOLL$BOX and finally, after missing you so many times, BRIDEAR.
Almost completed 'Big Bang' set: Big Bang, T.O.P, GD and TOP, Taeyang, GD x Taeyang, Seungri and Daesung. Only missing G-Dragon now.
Perseverance wins the day! How do you like that, game?