A new boss theme has been added for September.

MapleStory 2 - September 2015
BGM_Boss_04

New music from TaiwanMS: a series of tracks which build up to a full band’s instrumentation.

TMS 1.83 - 9/2
BgmTW/concertchair_drum
BgmTW/concertchair_bass
BgmTW/concertchair_keyboard
BgmTW/concertchair_guitar
BgmTW/concertchair_drum_bass
BgmTW/concertchair_drum_bass_keyboard
BgmTW/concertchair_drum_bass_keyboard_guitar

Some Ursus tracks were changed upon the official release into KMS.

KMS 1.2.243 - 8/19
Bgm44/TheKingOfDestruction
Bgm44/WildFury

Music for the new raid boss, Ursus.

KMS 1.2.018 - 8/12
Bgm44/Desperately
Bgm44/SheSellsALuckyThing
Bgm44/TheKingOfDestruction
Bgm44/TheSilentWar
Bgm44/WildFury

Below are the new tracks released for MapleStory 2 in July. One of them will surely bring back some nostalgia.

MapleStory 2 - July 2015
BGM_IceVillage_01
BGM_PirateShip_01
BGM_SecretSakura_01
BGM_Talisker_01