'MAZ.B' [언제부턴가 (Ever since)] more better Flexin' @mazb.differ @imaginemuzik Executive Producer: Ryan IM Producer: Clayheart, MAZ.B Album Cover : Bin zeppelin Composed : Clayheart, MAZ.B Lyrics : MAZ.B Arranged : Clayheart Digital Edit : MAZ.B Record : 철지니어 IM Mix : Clayheart, MAZ.B Master : Ryan IM