2018년 INTROVERT Vol.1 EP 를 비롯한 다양한 싱글 음원을 발표한 ESBEE 와 ASSBRASS 의 프로젝트가 BADMINTON 이라는 이름으로 리부트 된다. 01 SINK (심해어) 작곡 : ASSBRASS, ESBEE 작사 : ESBEE 편곡 : ASSBRASS Produced by ASSBRASS, ESBEE Composed by ASSBRASS, ESBEE Lyrics by ESBEE Arranged by ASSBRASS Keyboards, Synthesizer, Bass, Drums by ASSBRASS Digital Editing by ASSBRASS, ESBEE Chorus by ESBEE 02 SINK (심해어) (inst.) 작곡 : ASSBRASS, ESBEE 편곡 : ASSBRASS Produced by ASSBRASS, ESBEE Composed by ASSBRASS, ESBEE Arranged by ASSBRASS Keyboards, Synthesizer, Bass, Drums by ASSBRASS Digital Editing by ASSBRASS, ESBEE Recorded by ESBEE at ESBEE Studio Mixed by ASSBRASS at BADMINTON Studio Mastered by ASSBRASS at BADMINTON Studio Cover Art by ESBEE Presented by KOREAN ROULETTE