[B] Girl | Plot twist from cuteness to "Hobgoblin" badassery. Sometimes reinvention saves careers even without immediate chart glory.
4/30
Red Velvet?
[B] Girl | Dual personality executed flawlessly every time. "Psycho" to "Red Flavor" range shouldn't work but absolutely does.
5/30
Nine Muses?
[B] Girl | Supermodel heights made formations look architectural. "Dolls" and "Drama" served runway elegance with singalong potential included.
6/30
ITZY?
[B] Girl | "DALLA DALLA" announced their confidence mission early. MIDZYs know every shoulder move from those performance videos.
7/30
Monsta X?
[A] Boy | Muscle choreography meets sultry vocals consistently. "Shoot Out" drops hit harder than gym motivation playlists ever could.
8/30
I.O.I?
[B] Girl | Eleven shooting stars with predetermined expiration date. Members scattered across top groups, making reunions feel like Avengers assembling.
[A] Boy | Nine members turned "Mazeltov" into celebration anthem. Fun fact: two became famous actors, proving idols can successfully jump careers!
11/30
TXT?
[A] Boy | Boyband little brothers to BTS with their own weird fairy tales. "Crown" and "Blue Hour" made pastel angst feel new.
12/30
Victon?
[A] Boy | Moody atmosphere specialists worth investigating thoroughly. "Time of Sorrow" haunts study playlists with good reason.
13/30
Dal Shabet?
[B] Girl | "B.B.B" winked while parents weren't looking. Stage outfits pushed boundaries while melodies stayed frustratingly, addictively catchy.
14/30
Sistar?
[B] Girl | Owned summer like they had legal copyright. Four voices, four personalities, zero bad beach songs in their entire catalog.
15/30
A.cian?
[A] Boy | Festival daylight specialists with bouncy beats. Constant lineup changes couldn't kill their stubborn optimism and catchy toplines.
16/30
JYJ?
[A] Boy | TVXQ splinter group choosing artistry over broadcasts. Musical theater became their stage when music shows weren't available.
17/30
Seven O'Clock?
[A] Boy | After-midnight concept with pristine synth work. Hidden gems awaiting rediscovery playlist additions.
18/30
VIXX?
[A] Boy | Concept commitment reached theatrical heights regularly. Each comeback felt like attending immersive performance art exhibitions.
19/30
Hotshot?
[A] Boy | Ha Sung-woon and Taehyun found fame through Wanna One. Sharp choreography deserved the recognition members eventually earned elsewhere.
20/30
Treasure?
[A] Boy | YG rookies who made "DARARI" and "JIKJIN" fan favorites. Treasure Makers love their mix of cute chaos and swagger.
21/30
SS501?
[A] Boy | Kim Hyun-joong's drama fame boosted everyone's profiles. These ballads still dominate Asian karaoke rooms fifteen years later.
22/30
KNK?
[A] Boy | Height advantage alert! These towers turned synchronized formations into visual art. "K-pop knock" literally means they're knocking on stardom's door.
23/30
Block B?
[A] Boy | Controlled chaos became their registered trademark. Zico's production paired perfectly with collective weird energy nobody could replicate.
24/30
Bigflo?
[A] Boy | French member Yuseong added international intrigue instantly. Hip-hop foundations kept them touring steadily despite market saturation.
25/30
Cross Gene?
[A] Boy | Multicultural lineup matched their border-crossing concept. "La Di Da Di" weaponized repetition into pure earworm ammunition.
26/30
Winner?
[A] Boy | YG's chill cousins to Big Bang's chaos. "Really Really" stripped everything down, proving sometimes less produces more earworms.
27/30
BTS?
[A] Boy | Seven members who turned ARMY into earth's biggest fanclub. UN speeches and Grammy stages: from trainees to global phenomenons.
28/30
(G)I-DLE?
[B] Girl | They write their own hits, from "LATATA" to "TOMBOY." Never-idle fans brag that no concept scares this group.
29/30
100%?
[A] Boy | Name reflects work ethic, not math scores. Perfect winter playlist contributors: emotional vocals wrapped in cozy production values.
30/30
F.T. Island?
[A] Boy | Real instruments, real emotions, real rock vibes. Lee Hong-ki's scratchy vocals turn phone flashlights into concert lighters.