M75 CDTE

The M75 Counter Defilade Target Engagement System, colloquially known as the Punisher, is a semi-automatic infantry grenade launcher used by the UNSC Marines. It is manufactured by Heckler & Koch.

The weapon was in service prior to 2530, and was most notably used by Marine units stationed aboard the Phoenix-class assault ship Spirit of Fire in 2531. It fires standard specification 25x40mm grenades.