"[X X]" is a two-disc album that showcases LOONA's signature dance-pop and electronic sound, featuring a diverse tracklist that highlights their vocal and performance capabilities.
- The album was released on February 19, 2019, by BlockBerryCreative.
- "[X X]" is a dance-pop and electronic album.
- The album consists of 25 tracks, including the lead single "Butterfly".
LOONA is a 12-member South Korean girl group formed by BlockBerryCreative, debuting in 2018 after a year-long pre-debut project that introduced each member individually. At the time of "[X X]", they had already established a distinct concept involving complex lore and a wide range of musical styles.
Tracklist
