Knight IV by MetaScent is a fragrance for men. Knight IV was launched in 2019. The nose behind this fragrance is Huynh Hai Yen. Top notes are Juniper Berries, Fir and Black Currant; middle notes are Orris, Amber and Myrrh; base notes are Agarwood (Oud), Ambroxan, Patchouli and Castoreum.