Bef Ammo a.k.a BEF a.k.a Bas Ammo a.k.a. MC BEF or Bas Siersema, hardcore punk, hardcore rap, hardcore house and metal vocalist/lyricist & producer, (former) lead vocalist/ frontman for the following acts: Bef16, Downshot, Pikkatrillaz, Firezone, Ammo and Cold End. Also active as a solo artist or guest vocalist/lyricist/producer under the aforementioned names. Based around M-Town & M.O.C., resides in the deep South of the Netherlands. DTOM-Bookings founder & owner and co-founder of the label/collective known as SHC (Southside Hardcore).